Math, asked by mamtahpatel431, 9 months ago

17.
Prove that is 5+2V7 irrational.​

Answers

Answered by varshini2567
1

Step-by-step explanation:

Step-by-step explanation:

Let, 5+2√7 be rational. Therefore, 5+2√7 =a/b where a and b are integers having no common factors other than 1. Since, a and b are integers, therefore, √7 is rational. ... Hence, 5+2√7 is irrational.

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