SOLUTION: find each using: f(x)= x^2+ 3x+ 1 and g(x)= 1/(x+4) A) f(g(x) B) f(x+h)

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: find each using: f(x)= x^2+ 3x+ 1 and g(x)= 1/(x+4) A) f(g(x) B) f(x+h)      Log On


   

Question 771950: find each using: f(x)= x^2+ 3x+ 1 and g(x)= 1/(x+4)
A) f(g(x)
B) f(x+h)
Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
find each using: f(x)= x^2+ 3x+ 1 and g(x)= 1/(x+4)
A)

f(g(x)) = (1/(x+4))^2+3(1/(x+4))+1
= 1/(x+4)^2+3/(x+4)+1


B)

f(x+h) = (x+h)^2+3(x+h)+1 = x^2+2hx+h^2+3x+3h+1
I can help you with more questions at: mthman@gmail.com
Thanks