111 pointFind cot(1.570/7.3). Round to 3 decimal places.Type your answer...

Answers

Answer 1
[tex]\cot (\frac{1.5\pi}{7.3})=\tan ^{-1}(\frac{1.5\pi}{7.3})\text{ = }32.844[/tex]

111 PointFind Cot(1.570/7.3). Round To 3 Decimal Places.Type Your Answer...

Related Questions

After 6 weeks, a plant is 11 inches tall. After 8 weeks, it is 13 inches tall. After 10 weeks, it is 15 inches tall.
Write an equation to describe the relationship between the height of the plant, y, and the number of weeks it has been growing, x

Answers

The equation to describe the relationship between the height of the plant and the number of weeks is

y = x + 5

Given,

The height of the plant = x

The number of weeks = y

The height of plant at 6th week = 11 inches

The height of plant at 8th week = 13 inches

The height of plant at 10th week = 15 inches

We have to find the equation to describe the relationship between the height of the plant and the number of weeks.

Lets see,

x = 6 and y = 11, y – x = 11 – 6 = 5

x = 8 and y = 13, y – x = 13 – 8 = 5

x = 10 and y = 15, y – x = 15 – 10 = 5

That is,

y – x = 5.

y = x + 5

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Simplify these below with explainations please. Thank you

Answers

Answer:

3x^5y^8

Step-by-step explanation:

so the cube root of 27 is 3

to find the cube root of x^15 divide the exponent by 3 which gets you x^5

do the same thing for y^24 and that gets you y^8

mhm and i think thats right

find the absolute value of each number -1/3, 6 & -0.2

Answers

The absolute number of an integer is the distance that separates the number from position zero "0" so, if it is a distance it cannot be a negative value.

Then the absolute value of these numbers is:

A cyclist rides his bike at the speed of 11 ft per second what is the speed in miles per hour how many miles will the cyclist travel in 5 hours in your computations use the fact that one mile is equal to 5280 ft do not round your answers

Answers

The speed of the cyclist in miles per hour is 7.5 miles per hour. The distance covered by the cyclist in 5 hours is 30 miles.

According to the question,

We have the following information:

A cyclist rides his bike at the speed of 11 ft per second.

Now, it is given that we have to use 1 mile = 5280 ft.

So, we have:

1 ft = 1/5280 miles

We know that there 3600 seconds in 1 hour.

1 seconds = 1/3600 hour

So, we  have the speed in miles per hour:

11*(1/5280)/(1/3600)

(11*3600)/5280

7.5 miles per hour

Time taken = 5 hours

Speed = 7.5 miles per hour

Distance = speed*time

Distance = 7.5*5

Distance = 30 miles

Hence, the speed of the cyclist in miles per hour is 7.5 miles per hour. The distance covered by the cyclist in 5 hours is 30 miles.

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Find the domain & range(Select the correct answer below & fill in the box to complete the choice.)A. The domain is the interval ____(Write your answer in interval notation.)B. The domain is the set {_____}(Use a comma to separate answers as needed. Write each answer only once.)——————————————————A. The range is the set {_____}(Use a comma to separate answers as needed. Write each answer only once.)B. The range is the interval ____(Write your answer in interval notation.)

Answers

The domain of a function is the set of x values the function uses as inputs; from a graph the domain is the x-values that the graph take on the x-axis; in this case, since we have an infinite amount of x-valeus the function uses we will write the domain as an interval. The domain is:

[tex](-\infty,\infty)[/tex]

Similarly, the range is the set of values the function takes on the y-axis, from the graph we notice that the range is:

[tex](-\infty,6\rbrack[/tex]

Help me to find the measure of angles 1 2 and 3!

Answers

Given:

Given the diagram

Required: The measure of angles 1, 2 and 3.

Explanation:

The sum of interior angles of a triangle is 180 degrees. So,

[tex]\begin{gathered} x+55^o+70^o=180^o \\ x=180^o-55^o-70^o \\ =55\degree \end{gathered}[/tex]

The angles x and 1 are supplementary angles, that is, the sum of angles 1 and x gives 180 degrees.

[tex]\begin{gathered} x+m\angle1=180\degree \\ 55\degree+m\angle1=180\degree \\ m\angle1=180\degree-55\degree \\ =125\degree \end{gathered}[/tex]

The angle 2 is the opposite angle of 55 degrees. Hence angle 2 equals 55 degrees, that is,

[tex]m\angle2=55\degree[/tex]

Angle y and 150 degrees are supplementary angles. So,

[tex]\begin{gathered} y+150\degree=180\degree \\ y=180\degree-150\degree \\ =30\degree \end{gathered}[/tex]

The sum of the interior angles of a triangle equals 180 degrees.

[tex]\begin{gathered} m\angle2+m\angle3+y=180\degree \\ 55\degree+m\angle3+30\degree=180\degree \\ m\angle3=180\degree-55\degree-30\degree \\ =95\degree \end{gathered}[/tex]

Final Answer:

[tex]m\angle1=125\degree,m\angle2=55\degree,m\angle3=95\degree[/tex]

For each system choose the best description of a solution if applicable give the solution

Answers

ANSWER

The system has no solution

EXPLANATION

We want to find the solution to the system of equations given:

[tex]\begin{gathered} x+4y-4=0 \\ -x-4y=4 \end{gathered}[/tex]

From the first equation, make x the subject of the formula:

[tex]x=4-4y[/tex]

Substitute that into the second equation and simplify:

[tex]\begin{gathered} -(4-4y)-4y=4 \\ -4+4y-4y=4 \\ \Rightarrow4y-4y=4+4 \\ 0=8 \end{gathered}[/tex]

As we can see, the two sides of the equality sign have two different values.

This implies that the system of equations has no solution.

Calculate the root mean square velocity, in m/s, of Ne at 273.0 K. Assume ideal gas behavior.
I meant to put this in chemistry

Answers

The root mean square velocity of Neon, in m/s as required in the task content is; 18.45 m/s.

What is the root mean square velocity of Neon as required?

It follows from the task content that the root mean square velocity of Neon is to be determined.

Since the molar mass of Neon is; 20 while the gas constant, R = 8.314 and T = 273K.

It follows from the root mean square velocity formula that we have;

R.M.S = √(3RT/M)

R.M.S = √{(3×8.314×273)/20}

R.M.S = √340.46

R.M.S = 18.45 m/s.

Hence, the root mean square velocity of Neon, Ne under the given condition is; 18.45 m/s.

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Eva and her friend are making friendship bracelets. Eva has 11 meters of yarn, and she gives
2 meters of the yarn to her friend. Each bracelet uses 1 1/2 meters of yarn. How many bracelets can Eva make with the yarn she has left?
Let n equal the number of bracelets Eva can make.
Write an equation that represents the situation.

Answers

6 bracelets Eva can make with the yarn she has left with .

The equation is [tex]\frac{3n}{2}=9[/tex]

What is basic algebra ?

Algebra is a branch of mathematics that helps translate real-world situations or problems into mathematical truths. Mathematical operations like addition, subtraction, multiplication, and division are needed in addition to variables like x, y, and z to construct a meaningful mathematical expression. All branches of mathematics, such as calculus, trigonometry, and coordinate geometry, employ algebra. A fundamental algebraic expression is 2x + 4 = 8, which results from operations like addition, subtraction, multiplication, and division on variables and constants. Algebraic expressions are obtained as the mathematical statement.

Eva has 11 meters of yarn and she gives 2 meters of the yarn to her friend

Now she left with 11 -2 = 9

As Each bracelet uses [tex]\frac{3}{2}[/tex] meters of yarn

n braclet = [tex]\frac{3n}{2}[/tex]

9= [tex]\frac{3n}{2}[/tex]

n = [tex]\frac{18}{3}[/tex]

=6

6 bracelets Eva can make with the yarn she has left with .

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Balloon A is released 5 feet above the ground. Balloon B is released at ground level. Both balloons rise at a constant rate. Which situation can you represent using an equation of the form y = kx? Explain.

Table for Balloon A shows that the balloon reaches 9ft in 1s, 13ft in 2s, 17ft in 3s. Table for Balloon B shows that the balloon reaches 4ft in 1s, 8ft in 2s and 12ft in 3s.

Answers

Answer: Balloon B

Step-by-step explanation:

The distance, in feet, is always four times the time, in seconds.

A bag contains 42 red, 42 green, 20 yellow, and 32 purple candies. You pick one candy at random. Find the probability that it is purple or not red

Answers

Answer:

47/68

Step-by-step explanation:

total candies=136

not red candies=94

94/136=47/68

In a study of randomly selected women science majors, the following data were obtained on two groups, those who left their profession within a few months after graduation (leavers) and those who remained in their profession after they graduated (stayers). Test the claim that those who stayed had a higher science grade point average than those who left. Use α = 0.05.

Answers

X₁: science GPA for those who left their profession after graduation

X₂ science GPA for those who remained in their profession after graduation.

The working hypothesis is that the GPA of those who stayed is higher than those who left.

Which is the same as saying that the GPa of those who left is less than those who stayed.

μ₁ represents the population mean of the science GPA of those who left.

μ₂ represents the population mean of the science GPA of those who remained.

Part one

You can express the working hypothesis as follows:

[tex]\mu_1<\mu_2[/tex]

The hypothesis does not include the equal sign, so this hypothesis can be considered as the alternative hypothesis.

The null hypothesis of this test will be the complement of the alternative hypothesis, and always carries the equal sign within. So if the alternative hypothesis states that "the mean of the leavers is less than the mean of the stayers", then the null hypothesis will be that "the mean of the leavers is greater than or equal to the mean of the stayers" you can symbolize this as:

[tex]\mu_1\ge\mu_2[/tex]

Since the null hypothesis carries the equal sign you can also write it as:

[tex]\mu_1=\mu_2[/tex]

Both options are equally valid.

So, the second answer is null hypothesis.

Part two

Considering that we are studying the population means of two normal variables and that we know the population standard deviation for both populations, the test statistic to use is the standard normal for the difference of means which is defined as follows:

[tex]Z=\frac{(\bar{X_1}-\bar{X_2})-(\mu_1-\mu_2)}{\sqrt[]{\frac{\sigma^2_1}{n_1}+\frac{\sigma^2_2}{n_2}}}N(0,1)[/tex]

Subindex 1 indicates the values corresponding to the "leavers":

X₁bar= 3.16

n₁= 103

σ₁= 0.52 → σ₁²= 0.2704

Subindex 2 indicates the values corresponding to the "stayers":

X₂bar= 3.28

n₂= 225

σ₂= 0.46 → σ₂²= 0.2116

Under the null hypothesis both population means are equal, which means that their difference is equal to zero:

If μ₁ = μ₂, then μ₁ - μ₂ = 0

Replace all values on the formula to determine the Z-value under the null hypothesis, i.e. the test statistic:

[tex]undefined[/tex]

he volume of a cylinder with height
h
h and radius
r
r can be found using the formula
V
=
π
r
2
h
V=πr2h

Find the volume of a cylinder with radius 6 feet and height 9 feet, rounded to 1 decimal place.

Answers

Answer:

1018.3

Step-by-step explanation:

The volume of a cylinder=πr2h

=22\7*6*6*9

=1018.3

therefore, the of the cylinder is 1018.3

Here are the approximate populations of three cities in the United States, expressedin scientific notation: San Jose: 1.1 x 10^6; Washington: 7 x 10^5 ; Atlanta: 4.8 x 10^5.a. Lin says that about 6.2 x 10^5 more people live in San Jose than in Atlanta. Doyou agree with her? Explain your reasoning.Your answer

Answers

Lin says that about 6.2 x 10^5 more people live in San Jose than in Atlanta. To find if she is right you substract the population of Atlanta from the population in San Jose:

Substraction of numbers in scientific notation:

1. Turn the numbers to get the same power of base 10.

You move to the left the decimal to increase the power of base 10 and move to the right to g

[tex]undefined[/tex]

The total value of the invoice is Q.10,000.00, the customs agent will be paid 3 per thousand. What amount will we pay you?

Answers

3 per thousand?

10000 ------------------------- 1000

x ------------------------ 3

x = (3 x 10000)/1000

x = 30000/1000

x = 30

The answer is 30

The test statistic for an ANOVA hypothesis test is an F-statistic. Is the P-value the area to the right or left the F-statistic?

Answers

The test statistic for the anova is an F test and it is said to be positively skewed which would be to the right of the F test statistic.

What is the ANOVA?

This is the term that is used to refer to the short form of the term that says analysis of variance.

The ANOVA is used to show the variation that would be in existence of a group of observations.

The F test is known to be positively skewed at all times. So we would have it that the P value would have to be to the right and not to the left in the ANOVA hypothesis.

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Find the numerical value if x=4 and y=34x2(squared)+7y=?

Answers

To find the numerical value of the expression, we have to replace the variables for their given values. This way:

[tex]\begin{gathered} 4x^2+7y \\ 4(4)^2+7(3) \\ 4\cdot16+21 \\ 64+21 \\ 85 \end{gathered}[/tex]

The numerical value of the expression is 85.

consider a quadrilateral and its diagonals.wich conjecture below would best describe a quadrilateral whose diagonals divide into four isosceles triangles

Answers

Isosceles triangle have 2 equal lengths

Square or Rectangle have 4 equal teiangles

Isosceles trapezoid also divides

Then answer is

Isosceles trapezoid. Option A)

What is 3/7 + 4/18 estimated 0 1/2!or 1

Answers

1 .

Notice that 3/7 is close to 1/2 and 5/9 is also close to 1/2.

Therefore, an estimate for 3/7 + 5/9 is 1/2 + 1/2 = 1.

To estimate fractions using mental math, start by simplifying the fraction to the lowest possible denominator. Then, look at the fraction and round it to the nearest fraction that you feel comfortable working with which could be ¼, ⅓, ½, ¾, or even 1.

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Y-Intercept: x-intercept: y 소 4 3+ 2+ 1- HX 1 2 3 4 -2+ -3 -47 -1413121110-9-8-7-6-5-4-3-2 -61 - 77 -8+ -9+ -10 -11+ -12+ -13+ -141

Answers

Input data

Graph

Procedure

y-intercept

Y-Intercept of a Straight Line. Where a line crosses the y-axis of a graph.

(0, -6)

x-intercept

The x-intercept is the point where a line crosses the x-axis

(-8,0)

TRIGONOMETRY Find the magnitude and the direction of the resultant vector

Answers

Step 1:

Write the given vectors

[tex]\begin{gathered} \bar{V}\text{ = ( 10 , 9 )} \\ \bar{W}\text{ = (-6 , -2 )} \end{gathered}[/tex]

Step 2

Resultant vector = [ 10 + (-6) , 9 + (-2) ]

= ( 4 , 7 )

Resultant vector = 4i + 7j

Step 3

[tex]\begin{gathered} \text{Magnitude = }\sqrt[]{4^2+7^2} \\ \text{Magnitude = }\sqrt[]{16\text{ + 49}} \\ \text{Magnitude = }\sqrt[]{65} \\ \text{Magnitude = 8.1} \end{gathered}[/tex]

Step 4:

[tex]\begin{gathered} \text{Direction }\theta=tan^{-1}(\frac{4}{7}) \\ \text{Direction = 29.7} \end{gathered}[/tex]

Which of the following represent(s) the commutative law of addition?1.6 X 5 = 5 x62.6 + 5 = 5 + 63.6–5 = 5-64.2 and 33 only1 and 42 only

Answers

Given:

Commutative law of addition.

[tex]6+5=5+6[/tex]

2 only is the correct answer.

Solve the following polynomial equation by grouping and factoring. 36y^3−49y=0

Answers

Given:

[tex]36y^3-49y=0[/tex]

solve for y:

[tex]\begin{gathered} 36y^3-49y=0 \\ y(36y^2-49)=0 \\ y=0;36y^2-49=0 \end{gathered}[/tex]

Value of y is zero and

[tex]\begin{gathered} 36y^2-49=0 \\ 36y^2=49 \\ y^2=\frac{49}{36} \\ y=\pm\sqrt[]{\frac{49}{36}} \\ y=\pm\sqrt[]{1.361111} \\ y=\pm1.166 \\ y=1.166,y=-1.166 \end{gathered}[/tex]

WILL GIVE BRAININESS HELP PLEASE Which function is increasing at the highest rate?

Answers

The first equation is increasing at highest rate.

Which function has highest increasing rate?

We can know which function has the highest rate of increase by looking at its slope. The function with the highest slope will have the highest rate.

In equation first m = 2 and is highest among every slope.

12x - 6y = -24

-6y = -12x -24

y = 2x +4

m = 2 (increasing)

In second equation m = 1

m = (-4 + 5)/(2-1) = 1

for a straight line function , the slope is given by

m = ( y₂ -y₁)/(x₂-x₁)

m = ( -3 -3)/(2- (-1)) = -6 /3 = -2

Therefore the function is decreasing

8,0) (0,-4)

m = (-4 -0) /(0-8) = 4/8 = 1/2

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21/24 simplified plsssssssssssssssssssssssss

Answers

21/24 simplified is 7/8

(Divide both 21 and 24 by the greatest common factor, 3)

Answer:

7/8

Step-by-step explanation:

(g) distance from the x-axis is equal to the distance to the y-axis.

Answers

Part a

Remember that the ordinate is the y-coordinate and the abscisa is the x-coordinate

so

(x, 2x+1)

y=2x+1

Part b

[tex](\frac{1}{2}y^2,y)[/tex]

x=(1/2)y^2

Part c

x^2+y^2=25

Part e

y=2

Part f

x=7

Part g

x=y

Part h

[tex]\sqrt[\square]{x^2+y^2}=5[/tex]

Part i

[tex]\sqrt[\square]{(x-2)^2+(y-3)^2}=5[/tex]

HELP FAST. Please explain how to find the answer for the equation step by step.

Answers

The equation for the given summation is:

   [tex]\sum_{n=1}^4 u_n = u_1 + u_2 + u_3 + u_4[/tex]

How to find the equation?

Here we have a summation of unknown terms of the form:

uₙ

That summation goes between n = 1 and n = 4, this means that we will have a sum of 4 terms, such that:

[tex]\sum_{n=1}^4 u_n[/tex]

Means that we need to sum the terms u₁, u₂, u₃, and u₄, then we can write the equation:

[tex]\sum_{n=1}^4 u_n = u_1 + u_2 + u_3 + u_4[/tex]

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A man walked 5 miles right and read a sign that said "20 miles north to Atlanta". How far is Atlanta from the starting point?

Answers

ANSWER

Atlanta is 20.62 miles away from the starting point

EXPLANATION

This is a diagram of this problem

We're looking for the hypotenuse of this right triangle. Using the Pythagorean theorem:

[tex]\begin{gathered} d^2=5^2+20^2 \\ d=\sqrt[]{25+400} \\ d=\sqrt[]{425} \\ d\approx20.62\text{ miles} \end{gathered}[/tex]

Questiona + 4 = 10. If a must be equal to one of the values below, what is the value of a?Select the correct answer below:4679

Answers

[tex]6[/tex]

1) In this question, we can solve it in two different ways. Either algebraically, or by mental Math.

2) Algebraically we have:

[tex]\begin{gathered} a+4=10 \\ a+4-4=10-4 \\ a=6 \end{gathered}[/tex]

By mental math, we just need to ask ourselves how much can I add to 4 and get 10,? The answer will be six.

3) Thus, the answer is 6

what is the ansss??? btw this is a practice assignment.

Answers

A) Check the graph below, please. B) Horizontal translation to the left in 2 units. C) Vertical shift 4 units

1) Given that we have the function h(x) = |x+2| and g(x)= |x| + 4

A) Let's set a pair of tables, and pick 3 arbitrary values for x and then plug into each one

h(x) = |x+2|

x | y = |x+2|

-1 | 1 y =|-1 +2| = |1| = 1

0 | 2 y =|0+2| = |2| = 2

1 | 3 y =|1+2| = |1| = 1

g(x) =|x| + 4

x | y

-1 | 5

0 | 4

1 | 5

Let's plot those absolute value functions:

B) Considering the parent function f(x) =|x| we can notice that h(x) is a translation to the left, in two units. This we can see better this way:

Note that f(x) is in red, and h(x) in pink or light red.

C) Considering that f(x) = |x| we can see that g(x) = is a vertical shift 4 units up.

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In an all boys school, the heights of the student body are normally distributed with amean of 67 inches and a standard deviation of 5 inches. Using the empirical rule,determine the interval of heights that represents the middle 95% of male heightsfrom this school. what is the value that will correctly replace the missing part? 6(2x + 4) = ? + 24 an athlete lifts a 350 n set of weights from ground level to a position over her head, a vertical distance of 1.90 m. how much work (in j) does the athlete do? assume the weights are moved at constant speed. Here are the ingredients needed to make 12 biscuits.Hamza has 375g of butter200 g of sugar675g of flourBiscuitsTo make 12 biscuitsWork out the greatest number of biscuits Hamza can make.Optional working125 g of butter50g of sugar175g of flour 2. Paraphrase Explain the meaning of these lines from part 27of In Memoriam: "Tis better to have loved and lost / Thannever to have loved at all." consider the three circles, where R represents the radius of each circle which statement is true? Temperature (C) Number of People Day 1 20 280 2 24 360 3 36 450 4 32 420 5 2 28 400 ON 38 500 7 34 475 8 26 520 Question: The table shows data for the number of people using a swimming pool over 8 days in summer, and the corresponding maximum temperature (in degrees Celsius) on each day. A Find the equation of the line of best fit for the data. Round decimals to the nearest tenth. B. Can a set of data have more than one line of best fit? Why or why not? Liz does screen-printing. When she screen-prints a batch of T-shirts, there is an initial set-up time of 15 minutes. After that, it takes 3 minutes to print each shirt. How long does it take to screen-print a batch of 14 shirts? Please Help!!!Use division to determine if the binomial is a factor. Show all work (x^3+7x^2+16x+12) ; (x+2) 1. Find the amount of tax owed: vacant land valued at $24,000.00; assessed at 18%; taxed at $11.00 per hundred dollars worth of property. using arrays, write a program to allow a user to enter any number of double values up to 10 numbers. the user should enter -9999 to quit entering. display an error message if the user quits without entering any numbers; otherwise, display each entered value and its distance from the average. Write each number1. 1,000 more than 3,872 _______ data encompasses all raw facts contained within a single process and its purpose is to support daily operational tasks. In the nucleus of eukaryotic cells, all of the dna is divided into multiple , which are continuous, long strands of dna wrapped around proteins. Using the point (-5, 4) has one endpoint, State a possible location of the other endpoint given the line segment is 7 units long. Apply the distance formula to create a possible endpoint(s) from a given location. Not a timed or graded assessment. Quick answer = amazing review :) pls helpp!!!!!!!!!! I NEED THE ANSWER NOWWWWWWWWWWWWWWWWW!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Write an equation in point-slope form for the line that passes through the point with the given slope. (2, 1); m=32 Find :1) (-50+1)49 If the acetic acid being titrated here were replaced by hydrochloric acid, would the amount of base needed to reach the equivalence point change?.