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Post Your Answer
Ans 2:
Post Your Answer
Post Your Answer
Ans 2:
Class : Class 8
square all terms=
x2 + 1/x2 +2=16
x2+1/x2=14
x-1/x=?
square all =
x2+1/x2 - 2 = ?
x2-1/x2=14
thus- 14 -2 = 12
root of 12 is 2 root 3.
= 4 then
=