Question

- Seja a função f definida por f(x) = 3x – 2, determine:
a) f(5)=
b) f(0)
c) f(-2)=​

Answer 1

a) f(5) = 3 × 5 - 2

f(5) = 15 - 2

f(5) = 13

b) f(0) = 3 × 0 - 2

f(0) = 0 - 2

f(0) = -2

c) f(-2) = 3 × (-2) - 2

f(-2) = -6 - 2

f(-2) = -8