Question

f(x)=3x+7 calcule:f(3) e f(5)

Answer 1

Explicação passo-a-passo:

$f(3) = 3 \times 3 + 7 \\ f(3) = 9 + 7 \\ f(3) = 16 \\ \\ f(5) = 3 \times 5 + 7 \\ f(5) = 15 + 7 \\ f(5) = 22$

Answer 2

f(3)=3.3+7

9+7

16

f(5)= 3.5+7

15+7

22