Question

Considerando a função f (x)3x-5, calcule.
a)f(5)
b)f(f(5))
c)f(f(f(5)))

Answer 1

Resposta:

a)f(5) = 3*5-5=15-5=10

b)f(f(5))  = f(10) = 3*10 - 5 = 25

c)f(f(f(5))) = f(25) = 3*25 - 5 = 75 - 5 = 70