1,744 Answered Questions for the topic Functions

Functions

02/01/22

y =√16 − x² determine whether the equation represents y as a function of x:
y =√16 − x²determine whether the equation represents y as a function of x:
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Functions

01/31/22

Suppose the Total Cost of producing x pair of shoes is represented by

Suppose the Total Cost of producing x pair of shoes is represented by C(x)=1.3x3+7.3x2−0.7x+137 .Determine the cost of producing 62, 65, 66, and fixed cost.a) The total cost of producing 62 pair of... more
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01/26/22

how do you find the period of this equation? h= 25 cos pi/65 (t-15), where t=time in seconds.
I know that the period should be 2pi/k, but I'm getting the wrong answer with that. The answer should be 130 seconds.
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01/26/22

I'm confused about how to start this question and what formula to use. Jupiter rotates on its axis once every 10 hours. Through how many radians does it turn in one week?
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Functions Precalculus Algebra

01/25/22

Determine whether the equation y=5^7√x defines y as a function of x.
A.​Yes, because any equation in terms of x and y is a function.B.​No, because for any input​ x, the equation yields more than one output y.C.​No, because for any input​ x, the equation yields only... more
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Functions Math Precalculus

01/25/22

i have to get the inverse of f(x)=1/3 x^2 + 2x + 2. I got f-1(x)= -3 sqrt {12+12x}. But the answer key says f-1(x)= -3 sqrt {3x+3}. How did they get that?

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Functions Math

01/20/22

Graphing Systems of Equations Writing Assignment
Drive-In movie theatres are outdoor movie venues where people park facing a large screen and watch a movie from their own car. Daisy’s Drive-In charges $14.00 for a vehicle and an... more
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Functions

01/20/22

Can you turn y=-4x+4 into a word problem
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Functions

01/18/22

Inverse Function Question
A function is defined on a suitable domain asf(x) =(x+3)^1/2 -4show clearly that the inverse function, which exists, can be written in the formf^-1(x)= (x+p)^2 + q, and state the values of q.
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01/18/22

a rocket is launched and its height in meters is a function of time in seconds the function is described by the equation h=-5t↑2 +200t+30 determine the maximum height of the rocket and when it occurs

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Functions Math Calculus Algebra

01/14/22

Given the function f(2x+2)=-4x-2 and g(x+3)=6-3x
Find:a) f(x) & g(x)b) (f°g)
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01/13/22

Anastasia has rational function and believes there is a local maximum at x = -3. Explain how Anastasi can use the slopes of tangent lines to determine whether or not she is correct.
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Functions

01/11/22

Triple the input decreased by five is equal to double the output. If the output is 4,find the input
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Functions

01/10/22

Find all values of 𝑐 such that the domain of 𝑓(𝑥) = 𝑥+3/𝑥^2+3𝑐𝑥+6 is the set of all real numbers.
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01/07/22

The bottom of a cuboid is a square. What must be the dimensions of the cuboid for it to have the largest volume? cuboids the sum of the area of ​​one bottom and the area of ​​the side is 108 cm2
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Functions

12/22/21

Please help fasttt

f(x) = x3 + 5.32 +ax +1There is a value k such that when a >k, f(x) has no critical values.Find k.
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Functions Trigonometry Trig

12/19/21

Determine exact solutions for each equation with the interval xe[0, 2pi]
4cos2x+2cosx=09csc2x-12=0
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12/17/21

inequalities and polynomials

a) A polynomial function that has no real zeros will always be exclusively positive or negative (i.e. it will always be either all above or all below the x-axis – eg. f(x) = x2 + 2 has no real... more
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Functions Math Inequalities

12/17/21

polynomial functions and inequalities

a) A polynomial function that has no real zeros will always be exclusively positive or negative (i.e. it will always be either all above or all below the x-axis – eg. f(x) = x2 + 2 has no real... more
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Functions Precalculus

12/15/21

Function problem
Consider the function: f(x) = 3x^2 + 36x + 60The y-intercept is at y= ___________The x-intercepts are at x= _____________(Enter solutions separated by a comma)The vertex is at the point _________
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12/15/21

Exponential Function

Find the exponential function f(x)=ab^x that satisfies the conditions f(0)= -2 and f(2)= -1/2. f(x)= ___________.
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Functions

12/11/21

Write the function f(x) that satisfies f(2)=5 and f(3)=8
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12/10/21

Given f(x) = x + 1/x , determine whether the MVT applies to f(x) on [1, 3]. If so, find the point(s) that are guaranteed to exist.
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Functions Math Trigonometry

12/03/21

Ferris Wheel problem, please help.
A Ferris wheel with a radius of 15 m rotates once every 100 s. Riders board the Ferris wheel using a platform 1 m above the ground. a) Draw the graph for two rotations of the Ferris wheelb) Write... more
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Functions Math Trigonometry

12/03/21

Ferris Wheel problem, please help.
A Ferris wheel with a radius of 15 m rotates once every 100 s. Riders board the Ferris wheel using a platform 1 m above the ground. a) Draw the graph for two rotations of the Ferris wheelb) Write... more
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