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Mathematics

Given that p\sqrt{p} is irrational for all primes p and also suppose that 3721 is a prime. Can you conclude that 3721\sqrt{3721} is an irrational number? Is your conclusion correct? Why or why not?

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Answer

Assuming 3721 to be a prime number.

Given,

p\sqrt{p} is irrational for all primes p, hence 3721\sqrt{3721} is a prime number.

But,

3721\sqrt{3721} = 61

61 is a rational number.

∴ The assumption that 3721 is a prime number is incorrect.

Hence, the conclusion is false.

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