Question

prove that 4-3√2 is irrational given that root 5 is irrational​

Answer 1

As √5 is irrational (given)

This number too, has a irrational number as it's denominator i.e √2

And if one term is irrational then, the whole no. is considered to be irrational.

Therefore 4-³√2 is an irrational number.

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Answer 2

@Surbhi000 is correct...

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