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W h a t space i s space t h e space n a t u r e space o f space t h e space n u m b e r space space left parenthesis negative 5 plus 2 square root of 5 minus square root of 5 right parenthesis
Asked by kishor.kp14 | 20 Jun, 2019, 10:11: AM
answered-by-expert Expert Answer
begin mathsize 16px style negative 5 space plus space 2 square root of 5 space minus space square root of 5 equals space minus 5 space plus space square root of 5 In space the space given space number space minus 5 space is space straight a space rational space number space and space square root of 5 space is space an space irrational space number. We space know space that comma Addition space of space rational space and space irrational space number space is space an space irrational space number. rightwards double arrow negative 5 space plus space square root of 5 space equals space minus 5 space plus space 2 square root of 5 space minus space square root of 5 space is space an space irrational space number. end style
Answered by Yasmeen Khan | 20 Jun, 2019, 11:03: AM

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CBSE 9 - Maths
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