Math, asked by vanshi174, 11 months ago

Examine wheather (5+underoot 2)^2 is rational or irrational

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Answers

Answered by aishikbarman4

1

Answer:

Irrational

Step-by-step explanation:

(5 + √2)²

= 25 + (2 x 5 x √2) + 2

= 25 + 10√2 + 2

= 27 + 10√2

here 10√2 is irrational

We know that ( rational + Irrational) = Irrational

∴ (5 + √2)² is irrational

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