Question

Dada a função f(x)=2x+1, determine
a) f(5)
b) f (-2)
c) f(0)

Answer 1

a) f(5) = 2•5 + 1 = 10 + 1 = 11

b) f(-2) = 2•(-2) + 1 = -4 + 1 = -3

c) f(0) = 2•0 + 1 = 0 + 1 = 1