Math, asked by rajveermangat, 7 months ago

Which of the following is not an
irrational number?
A. 5+ √5
B. (2+ √5)√5
C. (2 + √5)(2 - √5)
D. 5√5

Answers

Answered by alienmalware101010

1

Answer:

C,is not an irrational number because it gives the product as -1

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