Question

Dada a função f(x)= 3X-12. Calcule a)f(0) + f(1) b) raiz

Answer 1

Explicação passo-a-passo:

$f(x) = 3x-12$

$a) f(0)+f(1)\\f(0)=3.(0)-12=0-12=-12\\f(1)=3.(1)-12=3-12=-9\\f(0)+f(1)=-12-9=-21$

$b) \\3x-12=0\\3x=12\\x=\frac{12}{3} \\x=4$