Sagot :
7³ = 7 × 7 × 7
= 343
8² = 8 × 8
= 64
5⁴ = 5 × 5 × 5 × 5
= 625
2⁸ = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2
= 256
(-3)² = (-3) × (-3)
= 9
(1,5)⁴ = 1,5 × 1,5 × 1,5 × 1,5
= 5,0625
(1/2)⁴ = 1/2 × 1/2 × 1/2 × 1/2
= 0,0625
(0,8)³ = 0,8 × 0,8 × 0,8
= 0,512