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domain {-2, -1, 0, 1, 2}
jawab:
f(-2) = -(-2)^2 + 1 = -3 || f(-1) = -(-1)^2 + 1 = 0 || f(0) = -(0)^2 + 1 = 1 || f(1) = -(1)^2 + 1 = 0 || f(2) = -(2)^2 + 1 = -3 || jadi, daerah hasil bayangannya adalah {-3, 0, 1, 0, -3}