A junior high school math problem ~ ~ ~ ~

The power of 1 of 7 is equal to 7, the power of 7 is equal to 49, the power of 7 is equal to 343, and the power of 7 is equal to 240 1.

It can be seen that the unit number is 7.9.3. 1 In other words, the fifth power unit is 7.6 power unit is 9.8 power unit is 3. Then the ninth power unit is 1.

Divide 100 by 4. Divided by 25, there is no remainder. It means that the power of 100 has been cycled 25 times. The last digit ends in 1

Is it necessary to make a comprehensive formula for formula calculation in primary school mathematics?

Math 60 divided by 7

Answers to after-class exercises of calculus for freshmen, edited by Liu Xuekun.

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One day when I was in kindergarten, I handwritten the kindergarten handwritten newspaper.

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The cicada who knows mathematics reads the answer Yuan Yue 1. Around "Why is the period of periodic cicada always prime?" What are the two explanations listed in this article?

I'm going to be a sophomore this year. English 100 can only get 80 to 84 points, and the final math test is 86. How can I learn English and numbers well?

100+3 is equal to several six six six six six six six six seven seven seven seven seven seven eight eight nine nine four.

In pure mathematical probability, which probability is higher when Shanghai Mahjong meets Hu?