Prove by contrapositiob, if x is irrational then square root of x is irrational

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asked Oct 5, 2018 183k views

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Omara · Answer 1 · 2018-10-08T23:01:37+0000

The contrapositive is If sqrt x is rational then x is rational.
This is true as , for example if sqrt x = 3 then x = 9.

There is no way that a rational number squared would be irrrational.

Prove by contrapositiob, if x is irrational then square root of x is irrational

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