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b) -4 ^ 2 - (-5) ^ 3 * 2 = 16 - (-135) * 2 = 16 - (-270) = 16 + 270 = 286
c) -2 ^ 4 - (-3) ^ 3 * 2 = 16 - (-27) * 2 = 16 - (-54) = 16 + 54 = 70
d) (-1/2) ^ 2 + (-1/3) ^ 3 * 2 = 1/4 + (-1/27) * 2= 1/4 + (-1/27) * 2/1 = 1/4 + (-2/27) = 27/101 + (-8/101) = 19/101