if x = (2+√5) power 1 / 2 + (2-√5) power 1/2 and y = (2+√5) power 1/ 2 - (2 - √5) power 1 / 2 find x square + y square
aditya740:
please solve
r u sure it is 2-root5
answer is 8 if i am not wrong???
solution
please
please tell if it is correct.... i will send the pic
ok ofcourse
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i hope its correct......
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i will answer the questions tomorrow now
i dont know because this question is not in my book
that is why i don't know
ok fine
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