Math, asked by shahanathasleem4216, 1 year ago

if x=2+√5)½+2-√5)½ and y=2+√5)½-2-√5)½ find the value of x²+y²

Answers

Answered by shivamsaxena12pbqd5s
2
Using identity-
(a+b)2=a2+2ab+b2
(a-b)2=a2-2ab+b2
Hope it helps.
Regards,
SHivam
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