Question

dadas as leis das funções f e g : f(x) = 2x e g(x)=x-14. obter (g o f)(2)

Answer 1

gof(2) = f(g(2))

f(2-14)

f(-12) = 2×(-12) = -24

Answer 2

f(x) = 2x e g(x)=x-14. obter (g o f)(2)
g(f(2)) = - 10 

f(2) = 2.2 ==> 4
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g(4) = x - 14 ==> - 10