Question

Please help its due tomorrow f(x)=4x^2+5x+3 g(x)=5x-7 find g(f(x))

Answer 1

Answer:

20x²  + 25 x + 8

Step-by-step explanation:

f(x) = 4x² + 5x + 3

g(x) = 5x -7

Then:

g(f(x)) = 5(4x² + 5x + 3) -7

g(f(x)) = 20x² + 25x + 15 - 7

g(f(x)) = 20x² + 25x + 8