Class 9 Maths

Number System

part 8

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Question : Express whether the following numbers are rational or irrational number:
(i) 3√18
(ii) √1.44
(iii) z² = 0.004
(iv) u² = 17/5
(v) (2 - √2) (2 + √2)
(vi) ( √2 + √3 )³

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