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CBSE Class 10 Answered

please explain
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Asked by gpnkumar0 | 27 Feb, 2018, 10:23: PM
answered-by-expert Expert Answer
begin mathsize 16px style square root of 180 equals square root of 2 cross times 2 cross times 3 cross times 3 cross times 5 end root equals 6 square root of 5 This space is space irrational space number. To space make space it space rational space we space have space to space multiply space either space square root of 5 space or space 2 square root of 5 where space square root of 5 space or space 2 square root of 5 space are space irrational space numbers. The space product space will space be 6 square root of 5 cross times square root of 5 equals 30 space is space rational space number. 6 square root of 5 cross times 2 square root of 5 equals 60 space is space rational space number. end style
Answered by Sneha shidid | 28 Feb, 2018, 03:41: PM

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