5. A perfect cube is an integer x such that there exists an integer y and x = y³. Prove that the sum of 3 consecutive perfect cubes is divisible by 9. I

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Q: find a Positive integern for which the equality holds %3D

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A: Given difference of two odd integers is 4.

Q: 10. Find the sum of the coefficients of (2x– 3)°. c. -6560 d. -5120 а. -5660 b. -6780

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Q: How many zeroes does 188! end with?

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Q: Prove: If a is a positive even integer and b is an odd integer, then (a,b)=(a/2, b).

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Q: 3.) Which positive integers have an odd number of positive divisors?

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