Question

Considerando a função f(x)=4x-10,Calcule
a)f(5)

b) f(f(5))
c) f(f(f(5)))

Answer 1

Boa noite Paulo

f(x) = 4x - 10

a) f(5) = 4*5 - 10 = 20 - 10 = 10

b) f(f(5)) = f(10) = 4*10 - 10 = 40 - 10 = 30

c) f(f/(f(5))) = f(30) = 4*30 - 10 = 120 - 10 = 110