Question

Pfv me ajudem

Determine f(g(x)). Sabendo que g(x)= x + 3 e f(x) = 2.x - 3.

a) 2.x + 6

b) 2.x + 3

c) 2.x

d) 2.x + 9

e) 2.x2 + 3

Answer 1

$f(g(x)) = 2 (x + 3) - 3 = \\ = 2x + 6 - 3 = 2x + 3$