
59的57次方÷7余数是多少?
2个回答
展开全部
59÷7=8....余3
27 ÷ 7 = 3……余6 等价于 27÷ 7 = 4……余-1
则
59^57| 7
=3^57| 7
=(3^3)^19| 7
= 27^19 | 7
= (-1)^19 | 7
= -1 | 7
= 6
27 ÷ 7 = 3……余6 等价于 27÷ 7 = 4……余-1
则
59^57| 7
=3^57| 7
=(3^3)^19| 7
= 27^19 | 7
= (-1)^19 | 7
= -1 | 7
= 6
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