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Question
Show that x is irrational, if x2 = 27.
One Line Answer
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Solution
x2 = 27
x = `sqrt27`
x = `sqrt(3 xx 3 xx 3)`
x = `3sqrt3`
It is a Irrational.
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Chapter 1: Rational and Irrational Numbers - Exercise 1 (D) [Page 23]
