Пошаговое объяснение:
х = 1 1/2
-х² = - (1 1/2)² = -(3/2)² = - 9/4 = -2 1/4
(-х)² = (-1 1/2)² = (1 1/2)² = (3/4)² = 9/4 = 2 1/4
(-х)³ = (-1 1/2)³ = (-3/2)³ = -27/8 = -3 3/8
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Пошаговое объяснение:
х = 1 1/2
-х² = - (1 1/2)² = -(3/2)² = - 9/4 = -2 1/4
(-х)² = (-1 1/2)² = (1 1/2)² = (3/4)² = 9/4 = 2 1/4
(-х)³ = (-1 1/2)³ = (-3/2)³ = -27/8 = -3 3/8