Question

Dada a função f(x)=5x-6 calcular
a) f(-2)

Answer 1

$5 \times ( - 2) - 6 = 60$

resposta f(x) =60

Answer 2

f(x)=5x-6
f(2)=5×2-6
f(2)=10-6
f(2)=4