SOLUTION: f(x)= 2x + 5 and g(x)= 3x2-1 the 2 should be squared. f(b2) (b squared) g(a + 1) f(0)+9(3)

Algebra.Com
Question 183014: f(x)= 2x + 5 and g(x)= 3x2-1 the 2 should be squared.
f(b2) (b squared)
g(a + 1)
f(0)+9(3)

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
I'll do the first two to get you started

# 1

Start with the given function.


Plug in . In other words, replace each "x" with

---------------------------------
# 2

Start with the given function.


Plug in . In other words, replace each "x" with


FOIL


Distribute


Combine like terms.

RELATED QUESTIONS

If f(x)=2x+5 and g(x)=3x2-1 find the value of... (answered by Fombitz)
Use the functions f(x) = 2x +7, g(x) = x squared + 3x, and h(x) = 1/x-7 to find each of... (answered by funmath)
if f(x)= x squared + 5x and g(x)= 2x-x squared, find... (answered by stanbon)
Given f(x)= 3 over x(squared)-4 and g(x)= 5 over x Find the following 1. f o g... (answered by MathLover1)
f(x)=2x + 1 and g(x)=2x(squared) + x Determine the following: #13 (f of... (answered by Nate)
Given f(x)=x/(x-1) , g(x)=(2x-4)/x find the following a) (f•g)(0) b) (g•f)(-2)... (answered by stanbon)
3. If f(x)=square root 2x^2-1 and g(x)=x^1/2, find (and simplify) a) (f+g)(x) b)... (answered by CPhill)
find f(g(x))when f(x)is x-1 and g(x) is 2x... (answered by fractalier)
Let f(x)= 3x+5 and g(x)= x*squared* 1. f(x)+ g(x) (answered by LilSkittleMd)