Question

Seja a função f(x)=3x+5 , calcule a)f(2) b)f(-5) c)f(0) d)f(-3) e)f(4divido pra 3 ?

Answer 1

Resposta:

a)f(2) = 3.2+5 = 6 + 5= 11

b)f(-5) = 3.(-5)+5= -15+5= -10

c)f(0) = 3.0+5 = 0 +5 =5

d)f(-3) = 3.(-3) +5 = -9 + 5 = -4

e)f(4/3) = 3.(4/3)+5 = 12/3 + 5 = 4 + 5 = 9