Question

Sendo f (x) = 4x+3 e g (x) = 6x+1, o valor de g (f ° g ) é:

2x+190
240x-10
200x+9
144x+43

Answer 1

f(x) = 4x+3
g(x) = 6x+1
f°g = f(g(x)) = 4g(x) + 3 = 4(6x +1) +3 = 24x + 7
g(f°g) = 6(f°g) + 1 = 6(24x + 7) + 1 = 144x + 43