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CBSE Class 10 Answered

please give me a answer for this question; question:show that root n-1 + root n+1 is an irrational number for any positive integer of n  
Asked by sumathibabu35 | 16 Jul, 2019, 08:31: PM
answered-by-expert Expert Answer
This question is same as proving : there does not exist any positive integer n for which square root of n minus 1 end root plus square root of n plus 1 end root is rational.
Refer the below link for the solution:
https://www.topperlearning.com/answer/show-that-there-is-no-positive-integer-n-for-which-root-n-1-root-n-1-is-rational/8xn1z599
Answered by Renu Varma | 17 Jul, 2019, 09:40: AM

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