Question

Which of the following is not an irrational number? निम्नलिखित में से कौन सी एक अपरिमेय संख्या नहीं है? *

5+ √5

(2+ √5 )√5

(2 + √5 )(2 - √5)

5√5

​

Answer 1

Answer:

(2 +√5)√5 is the correct answer.

because √5*√5 = 5

2 + 5 = 7 and 7 is not an irrational number.

Please mark me as brainliest