1,744 Answered Questions for the topic Functions

01/30/19

what orderd pair lies on the graph of the function of y=-2x+1
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Functions Trigonometry

01/30/19

Could someone help me understand even and odd functions?
I missed class today due to a doctor's appointment and I have a quiz over this tomorrow.From what I know, odd functions are -f (x) = f (-x), and even is f (x) = f (-x).Poblem one says to find the... more
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Functions Calculus Domain

01/28/19

What's the domain of the following functions?
First function:y = 1÷(x+3)Second function:y= √x
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Functions Precalculus

01/28/19

What is the functions for an x4-3 table

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Functions Algebra 2

01/27/19

Writing a function rule for the statement

the output is four times the input
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Functions Math Calculus Algebra

01/26/19

Difference Quotient
If f(x)=6+x+x2 and h does not equal zero, find f(x+h)-f(x)/hThank you for any help!
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01/25/19

Joanna went school supply shopping.

The rest of the question:She spent $26.79 on notebooks and pencils. Notebooks cost $2.43 each and pencils cost $1.11 each. She bought a total of 17 notebooks and pencils. How many of each did she buy? more
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Functions

01/24/19

Let g(t)=2t-1. Find and simplify g(t+h)-g(t)/h
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01/23/19

2x – 2y = -4 and x + y = 8
System of equations:2x – 2y = -4 and x + y = 8Solve for x and y
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Functions Calculus

01/23/19

Inverse of f(x) = 5^-x — 3
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Functions Math

01/22/19

Hard Math Problem
Each of the following expressions can be written in the form a sin 2x + b cos 2 x + ca) 2 cos2 x + 4sin x cos xb) -2sin x cos x -4sin2x
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Functions Math

01/22/19

Numeric Math Problem
Solve Sin2x-1= cos2x for values of x in the interval 0  ≤  x  ≤  2pi
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Functions Math Precalculus

01/19/19

PreCalc Problem
A ball that is dropped from a window hits the ground in 4 seconds. How high is the window? (Give your answer in feet; note that the acceleration due to gravity is 32 ft/s.)To solve the problem I... more
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Functions

01/17/19

Find an equation for the line that passes througth the points(-3,3) and (5,5)
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01/16/19

Please help!! secant question
a) Find the slope of the secant to the graph of f(x)=x^2-4x-30 between the points where x=-2 and x=1b) Determine an algebraic expression that represents the slope of any secant line that passes... more
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Functions Calculus

01/16/19

What is the instantaneous rate of chnage of y=√x at x=2, to 3 decimal places
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Functions Math Precalculus

01/14/19

Precalculus Question
If g(x) = 1/x and h is a nonzero real number, then (g(x+h) - g(x))/h =Please explain with steps! thanks
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Functions

01/12/19

the graph of f(x)=x is translated 3 units left and reflected in the x-axis. what would the g(x) function be?
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01/11/19

Linear Functions
A sports team is throwing an end-of-season party at the fitness club. The costs associated with the party include a $120 flat fee for the room rental, and a $11.95 per person charge for the Italian... more
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Functions

01/07/19

For the function f(x)=x^2-x find f(x+h)-f(x)\h
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Functions Algebra

01/07/19

Find the inverse function of y=(x^2-81)^1/3
Y=(x2-81)1/3
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Functions

12/21/18

Compare the y-intercepts and rates of change of the following items.
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Functions

12/20/18

If the domain is {0, 2, -6}, what is the range of y = -2x + 3
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12/18/18

Write each expression in factored form as an algebraic expression of a single trigonometric function. sec^4 x + sec^2 x tan^2 x - 2tan^4 x
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Functions Math

12/17/18

IF tan(x) - 2/x. Let g(x) = x^2 + 8. What is f(x)*g(y)?
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