Question 923330
 f(x)=x^2−4 and g(x)=4x+1
Plug and Play
a. f(-4) =  12
 b. f(−1)+g(−1) =  -3 -3 = -6
 c. 3f(x)−g(x) = 3(x^2 - 4) - (4x+1) = 3x^2 - 4x - 13
 d. f(g(4)) = f(17) = 285
 e. g(f(4)) = g(12)  =  49