Question

-Dada a função F(x)+-2x+3 Determine: F(-1)+F(½)

Answer 1

f(x) = - 2x + 3

f(- 1) = - 2 . (- 1) + 3 = 2 + 3 = 5

f(1/2) = - 2 . 1/2 + 3 = - 1 + 3 = 2

f(- 1) + f(1/2) = 5 + 2 = 7