a) (-4)⁴, -4⁴, -(0,4)², (-0,4)², (-2)³, -2³ b) 5²/8, 5/8², (-5/8)², -(5/8)², -5²/8 , 5/-8² c) 15², (1,5)², -15², (-15)². -(1,5)², (-1,5)²
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a) (-4)⁴= 256
-4⁴= -256
-(0,4)²= -0,16
(-0,4)²= 0,16
(-2)³ = 8
-2³ = -8
b) 5²/8 = 25/8
5/8² = 5/64
(-5/8)²= 25/64
-(5/8)² = -25/64
-5²/8 =-25/64
5/-8²= 5/-64 = - 5/64
c) 15²=225
(1,5)²=2,25
-15² = -225
(-15)² = 225
-(1,5)² = -2,25
(-1,5)²=2,25