Question

A lei da função f(x)= 1/2x-3/4, calcule f(2) . f(1) / f(0).

Answer 1

f(x)= 1/2x-3/4

f(2)= 1/2 . 2 - 3/4 = 2/2 - 3/4 = 4/4 - 3/4 = 1/4

f(1)= 1/2 - 3/4 = 2/4 - 3/4 = -1/4

f(0)= 1/2 . 0 - 3/4 = - 3/4

f(2) . f(1) / f(0)
1/4 . (-1/4) / (-3/4)
1/4 . (-1/4) . (-4/3)
(4/48)
1/12

=)