A group of 6  students was asked, "How many hours did you watch television last week?" Here are their responses.   5, 20, 6, 5, 8, 9   Find the mean number of hours for these students. If necessary, round your answer to the nearest tenth.

Q: X=sin(), y = cos (t), 0 st ≤2 The parametric equations give the x and y coordinates of the position…

A: In order to observe the motion of the particle on X-Y plane, we need to eliminate the parameter 't'…

Q: complete parts (a) and (b) for f(x0=-8x^3 (a) state the degree and leading coefficient of f.…

A: Given function  f(x)=-8x3We need to find degree and the leading coefficient of the function.

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A: In this question we have to find a relation to find number of teams.

Q: Solve the following Linear Program using the Two-Phase Method: subject to maximise z = x₁ + 2x2 + x3…

A: Please see the below pictures for detailed solution.

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Q: Find the inverse function. f(x) = f-¹(x) = = 2x + 5 4 [ ? ]x + [ DELL Enter

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Q: [1 2 1 2 27 Let A 2 2 101 1 1 1 1 3 (a) Find the bases for Col A and Row space of A (b) Find the…

A: NOTE: Refresh your page if you can't see any equations. .

Q: 5. Racing cars are driven by Mr. Lopez and Mr. Magallon are side by side at the start of the race.…

A: Given data:- Velocities of each car in miles per hour t VL VM 0 0 0 1 25 28 2 32 38 3 42…

Q: State whether the following rule defines y as a function of x or not. 0 1 - 2 -3 3 - 9 - 19 X y 3 -…

A: Given.

Q: Find all the zeros of f(x). f(x)=x5+2x4 - 13x³ - 26x² + 36x + 72 Arrange your answers from smallest…

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Q: Im working on operations with complex numbers worksheet.  -8(2+7i)+30i 3(5-4i)-(15-7i) 4i/-1+i

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Q: Solve the system of equations. -2x + 5y = -42 7x + 2y = 30

A:

Q: A farmer finds there is a linear relationship between the number of bean stalks, n, she plants and…

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Q: Simplify. Write without fractions. (n-2)4 (n-3)² n -8 -6 -4 2 -2 1 2 4 6 8

A: To simplify the given expression.

Q: Find all the critical points for the function f(x, y) = x² + 8xy + 4y² +3. (Use symbolic notation…

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Q: Compute Inverse of given matrix.

A: This question can be solved using the concept of inverse of matrix.

Q: What is the measure in degrees of the angle A = 7π / 6 radians? Select one: a. 210 º b. 120 º c.…

A: we have π radians = 180° hence 1°=π180 radians

Q: 5. Consider the expression (a + b)³. When expanded it has a first term of 256x¹6 and an eighth term…

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Q: Marquis deposited $87 per month into an account that paid 3.4% annual interest compounded monthly.…

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Q: In San Francisco, the tax on a property assessed at $780,000 is $12,480. If tax rates are…

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Q: Assume $5000 is deposited in an account that pays 6% annual interest. How much more would be in the…

A: The answer as follows:

Q: Solve the system of equations by any method. 5x +9y = 15 x + 2y = 5 Enter the exact answer as an…

A: Topic - solution of linear equation in two variables

Q: Captain Salamander has a box of chocolates. He gives ⅗ (3/5) of them to his friends. He has 14 left.…

A: Here we will find the numbers of chocolates at start,

Q: The rational expression below simplifies to - 4 /3. 2x+4 2x-3 Select one: O True O False

A:

Q: QUESTION 18 A ladder is leannig againts a wall. The distance of the bottom of the ladder from the…

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Q: Solve the following system of equation, using Gauss Elimination Method: 5x-3y+2x=3 2x+4y=z=7…

A: To solve the following system of equation, by using Gauss Elimination…

Q: Three fair coins are tossed, what is the probability of getting at least 2 tails? Select one: a. 1…

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Q: (x² + 8xy + 16y²) ¹/3. (x+4y)¹/3 [?] + [ ]y Enter

A: Question is solved.

Q: Use the four-step procedure for solving the following variation problem. The height that a ball…

A: In the "four-step" procedure, you will find the equation forthe initial variation, solve for the…

Q: Solve the equation. 7x2 +5 - x = 6x2 + 10 x = [?] [ √ +1 []

A: We can solve the equation in the following steps.

Q: The figure below shows part of the graph of a function f(x) for x in [-7, 4]. Based on the graph…

A: Let's find sets of one one function.

Q: From the top of a building 100 m high, the angles of depression of two cars due east of the observer…

A: I am attaching image so that you understand each and every step.

Q: You can find the approximate temperature by counting the number of chirps a Manitoba makes in one…

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Q: Solve the system of equations. Show work. Please be organized. The solution is an ordered triple.…

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Q: If the eigenvalues of a 3×3 matrix A is 1, −8 and 50, then the eigenvalues of AT are 1, −8 and 50.…

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Q: The product of d and 9 is subtracted from four-fifths of x

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Q: Write the property of multiplication for each.  -12 x 1 = - 12 -5 x (9x7) = (-5x9) x 7

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Q: f(in rad /s) = 6.283 rad /s Calculate the natural frequency of the system. fn= 1 Hz √1-0.075² fn =…

A: Given question:- for step 3 after the simplify steps how the answer ended up being k = 992.5434 N/m?

Q: Complete the description of the piecewise function graphed below. + 3 56 $43 21 { -4+ -5+ 4 5 a if…

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Q: 5. Consider the expression (a + b). When expanded it has a first term of 256x¹6 and an eighth term…

A: Given an expression of a+b8 whose expanded form contain, first term as 256x16 and eighth term as…

Q: After rewriting rational expressions with a common denominator, one needs to add or subtract the…

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Q: Find the equation of this line. 1 y = [? ]x + [] Simplify your answer and enter as an integer. Enter

A: Topic = Coordinate geometry

Q: QUESTION 5 Write the quotient in the standard form a + bi. 9 3-i QUESTION 6 Find the discriminant…

A: Given, 9/(3-i) Multiply and divide the equation by (3+i) we have, = 9(3+i)/[(3-i)(3+i)]We know that…

Q: The remainder of this question concerns the complex numbers z1 = 2 + j4 and z2 = −3 + j4 (a)…

A: To find Z1+Z2

Q: 2. Sketch a possible graph of the function f(x) on the grid below, such that all the conditions…

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Q: a bakery charges $ 1.50 for donuts , and $ 2.25 for its cones. one day the manager found out that…

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Q: For a geometric sequence, find the sum of the first 5 terms if a 1 = 4 and r = 2. Select one: a.…

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Q: Function X -5 0 10 f(x) = -(x-7) f(x)=¹/(x-4)² +6 -5 Graph: Graph: f(x) = (x+4)(x-7) Graph: Function…

A: GIven Graphs :-

Q: Convert to find the equivalent rate. 16,776 newspapers year Submit = newspapers month

A: we have to convert to find the equivalent rate