1,744 Answered Questions for the topic Functions

Functions Algebra 1 Tables

01/14/15

Bobby is constructing a table of values that satisfies the definition of a function...

Bobby is constructing a table of values that satisfies the definition of a function. What number(s) can be placed in the empty cell so that the table of values satisfies the definition of a... more
Functions

01/13/15

find x and y intercepts of graph of the function

Find x and y intercepts for f(x)=-x^3-3x^2+54x
Functions

01/07/15

given a polynomial f(x) of degree 2 where f(x+1)-f(x)=6x-8 and f(1)=26, then f(2) is?

How to get 24 as the answer?
Functions C Coordinate

12/13/14

select the x-coordinate of the vertex of the parabola defined by the function f (x)=-5x^2 +9x+1

Help I am stuck with this question. It sas to select the x-coordinate of the vertex of the parabola defined by the function f (x)=-5x^2 +9x+ Choices:  A) -5/9 B) 1 C) 9/10 D) -9/5

Given the function f(x)=x2+10x+24, the factors are...

This is the full question: Given the function f(x)=x2+10x+24, the factors are _____ and _____, which means that the zeroes of the function occur at _____ and ___.   I just have no clue how to go... more

Find f(x+h) given the function...

If f(x)=x+3, what is ((f(x+h)-f(x)/h))??   Please show the steps taken in order to get the answer. The following choices are provided for answers: A.) f B.) (h+6/h) C.) 0 D.) 1
Functions Cost Function

12/09/14

If a cost function is C(x) = (1000 ln x)/ (100-3x)^1/2, find the marginal cost when x=25.

A cost function
Functions

12/08/14

Given the function, C(X), and the revenue function, R(x), find the number of x units that must be sold to break even.

C(x)=9000x+48000 R(x)=13000x
Functions

11/30/14

The ratio of a to 5 equals b. Write as a function.

Write a function where the ratio of "a" to 5 equals "b"
Functions

11/30/14

Determine the equation of g(x) that results from translating the function f(x)=(x+8)^2 to the right 13 units

I really just want the answer accompanied by the steps so that I can better understand how this works. Thank you. 
Functions Pre Algebra

11/28/14

I need help with a math problem that has to do with functions

George drove 5 miles north and 5 miles east. Using a coordinate plane to represent his trip, let the y-axis run north and south, let the x-axis run east and west, and let his original position be... more
Functions Algabra 2

11/26/14

Let f(x) = 9x - 2 and g(x) = -x + 3. Find f(g(x)).

help   

11/25/14

Polynomial Function

A polynomial function f(x) can be written as a product of two polynomials if f can be factored. Hence if f can be factored, then f(x) = q(x)g(x) where q and g are both polynomial functions. Write... more
Functions

11/24/14

Find g(x)?

This function is given: f(g(x)) = 2e4x-x^2 dx and f(y) = e^y.   Now find g(x)?
Functions

11/23/14

S(p) = 5250-40p and D(p) = 170, where p is the price. Find the equilibrium price for caps at the game. then find the equilibrium quantity.

suppose that the quantity supplied S and quantity demanded D of baseball caps at a major league game are given by the fuction S(p) = 5250-40p and D(p) = 170, where p is the price. Find the... more
Functions

11/20/14

Help with functions!!!

How can you find the least possible value of a function? In these problems, I'm supposed to find the value of x for which the least value occurs.   Example questions I'm trying to... more
Functions

11/17/14

Charlotte planted her tomato plant it grew 3 inches in 1week. After 5weeks, the tomato plant was 23 inches tall the relationship is linear interpret the rate of

When Charlotte planted her tomato plant, it grew 3 inches in one week. After 5 weeks, the tomato plant was 23 inches tall. Assume the relationship is linear. Find and interpret the rate of change... more
Functions

11/06/14

f(x)=-0.004091x^4+1.275179x^3-142.589291x^2+5069.1067x+197,909.1675

The greatest combined length of U.S. owned operation railroad track existed in 1916 when industrial activity increased during World War I. The total lenght has decreased ever since. The data over... more
Functions Math Math Help Function

11/05/14

How do you do this function problem? I am so lost.

A company determine that its total profit is given by the function P(x). The company makes a profit for those nonnegative values of x for which p(x)>0. The company loses money for those... more
Functions

11/05/14

Perfom the indicated operation

Find 2[f(9)] - 1/3[g(-5)]  f(x)= -x2 + 10x-16 g(x)= |11-2x2|
Functions Math Algebra 2 Conics

10/29/14

what are the y-coordinates of the solutions of equations 5x-y=3 and 2x^2+y=0?

a math question from my math homework
Functions

10/29/14

is there a function to figure out all functions

I am trying to figure out whether it is possible to use one function to figure out all functions. 

10/29/14

IB Maths Inverse Functions Explanation

In an example question in my textbook that asks for the inverse of f(x) = 4 - 3x the answer goes as follows:   y=4-3x x=4-3y x-4=-3y x-f/-3 = y y=4-x/3   I do not understand how x-f/-3 = y... more
Functions Graphing Solutions

10/27/14

Which function works with the origin as a solution? y=4n , y=2n+2 , y=n+2 , y=3n+1

How do we find the answer to this problem?    Which function works with the origin as a solution?  y=4n , y=2n+2 , y=n+2 , y=3n+1

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