Question

prove that 2+√5 is irrational​

Answer 1

Answer:

Let us assume that √2+√5 is a rational number. p,q are integers then (p²-7q²)/2q is a rational number. Then √10 is also a rational number. But this contradicts the fact that √10 is an irrational number

Step-by-step explanation:

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Answer 2

Answer:

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Step-by-step explanation:

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