Math, asked by shreyajain28200606, 7 hours ago

If √2 is irrational, prove (7 - 2√2) is an irrational number.

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Answered by kartiksharma0711

Answer:

This shows that (a-7b)/2b is rational. But we know that √2 is an irrational number. So, it contradicts our assumption. Therefore, 7-2√2 is an irrational number.

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If √2 is irrational, prove (7 - 2√2) is an irrational number.​

Answers

If √2 is irrational, prove (7 - 2√2) is an irrational number.