Respuesta :

altavistard
f(x)  = 0.5(1 - x)

Replace every instance of "x" with -1:

f(-1) = 0.5(1 - [-1])
        = .5 + 2 = 1.5 or 3/2 (answer)
sqdancefan
f(x) = 0.5×(1 - x)
f(-1) = 0.5×(1 - (-1)) = 0.5×(1 + 1)
f(-1) = 0.5×2 = 1

The appropriate choice is f(-1) = 1.

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