1,744 Answered Questions for the topic Functions

11/03/20

Proving identities problem?
(secx)(cscx) - tanx = (1-(tan^2)x)/(2(tanx)) + (1)/((2sinx)cosx))I am helping my daughter study for exams and looked up questions online. I came across this and I can't seem to find the answers... more
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11/02/20

Are these two functions inverses of each other?
f(x)=4x+24 g(x)=1/4x+6
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11/02/20

How would you solve this?
 If you started with a square root function and needed to find the inverse, you would end up with a parabola. Graphically, those would never line up symmetrically. What do you have to do to fix... more
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Functions Calculus

11/02/20

Calculus HELP CHECK MY ANSWER! thank you!
Which of the following functions grows the fastest as x grows without bound? (5 points)answer choices f(x) = x2 g(x) = x2 + 5x I chose this answer h(x) =  They all grow at the same... more
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Functions Algebra 2 Algebra

10/31/20

Algebra 2 problem
The graph of g is a translation right 3 units and down 5 units of the graph of f(x). What is the equation of function g written in standard form?with steps if possible :)
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Functions

10/29/20

Recursive function
What is the recursive sequence for {7,-2,7,-2}
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10/26/20

(please show me how to do this!) A polynomial f (x) and one of its zeros are given. Use Polynomial Division to find the remaining the zeros, and write f(x) in factored form.
f(x) = x^3 + 6x^2 - 19x - 84. -7 is a zero.
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10/26/20

A model rocket is launched from a raised platform...
Its height in feet is given by h(t) = -8t^2 +288t + 40 (t = seconds after launch.)A: After how many seconds does the object reach its maximum height?B: What is the maximum height?
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Functions Math Calculus

10/26/20

Utility functions
f(x,y) is a Utility, second degree Homogeneous function x1 and x2 are on the same line y=x.the utility on the outside is doubled from the inside.https://ibb.co/4g40388prove:1) x2/x1 =... more
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Functions Math Calculus

10/26/20

monotone convex function
g(x) is a monotone convex function, g(0) = 0. prove that 2g(x) < g(2x)
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10/25/20

Find an nth-degree polynomial function with real coefficients satisfying the given conditions.

n = 33 and 4 i are zeroesf(1) = -102f(x) =
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Functions Algebra 2

10/20/20

Find the domain: g(x)= 1/x - 3/x+2
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Functions Math Calculus Algebra

10/20/20

Help me please The length, width and height of a small box are three consecutive integers, where the width
The length, width and height of a small box are three consecutive integers, where the width isthe least and the length is the greatest integer. If the width is doubled, and the length andheight are... more
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Functions

10/19/20

h(x)=3x+3 g(x)=-4x+1 find (h+g)(10)
This question came from my Hw and I don’t understand
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10/16/20

Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions.
Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing​ utility, use it to graph the function and verify the real zeros and the... more
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10/15/20

Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions.
Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing​ utility, use it to graph the function and verify the real zeros and the... more
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Functions Calculus Precalculus

10/12/20

How can I write a function for this ferris wheel problem? *ASAP*
A Ferris wheel has a diameter of 12 meters and makes one complete revolution every 12seconds. The bottom of the wheel is 2 meters above the ground. Jonah starts his stopwatch whenhis car is 5... more
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Functions Math Calculus Logarithm

10/08/20

Hello can you please help me for those questions, I have solved them but I am concerning about my answers if they are correct or no?

Hello can you please help me for those questions, I have solved them but I am concerning about my answers if they are correct or no? Find the vertical asymptote, domain and key point of each of the... more
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Functions Algebra 1

10/06/20

For any linear function f(x)=mx+b, when does kf(x)=f(kx)?
For any linear function f(x)=mx+b, when does kf(x)=f(kx)? My options areA. When b=0B. when b=1C. When m=0D. When m=1
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Functions Math Algebra 1 Algebra

10/05/20

List All The True Statements
In the explicit rule for an arithmetic sequence below, SELECT ALL STATEMENTS THAT ARE TRUE.This is an explicit rule for a sequence where f(1) = 18.This is an explicit rule for a sequence where d =... more
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10/01/20

Find all angles satisfying sin 2θ = | cos θ|
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Functions Math Calculus Algebra

10/01/20

The number of people, F, at a playground after x min is given by F(x)= x^3+4t+20 . Determine the average rate of change of the number of people at the playground from 3 min to 4 min.
The number of people, F, at a playground after x min is given by F(x)= x^3+4t+20Determine the average rate of change of the number of people at the playground from 3min to 4 min.
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09/27/20

The function h(x) = (x+6) to the 8th power can be expressed in the form f(g(x)) where f(x) = x to the 8th power, and g(x) is defined below: (please show me step by step)
The function h(x) = (x+6) to the 8th power can be expressed in the form f(g(x)) where f(x) = x to the 8th power, and g(x) is defined below: (please show me step by step)g(x) = ?
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09/27/20

Given that f(x) = x squared + 2x and g(x) = -5x + 3, determine each of the following. Make sure to fully simplify. (Please show me step by step.)
(f °g)(x)=(g°f)(x)=
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09/27/20

f ( x ) = 7 x + 2 and g ( x ) = − 2x squared − x − 15, calculate (please show me step by step.
f (g(1)) = g(f(3))=
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