If x=√3+√2/√3-√2 find x^2+1/x^2
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Answered by
3
given us ....
x=(√3+√2)/√3-√2.
=(√3+√2)^2.
=3+2+2√6.
=5+2√6.
so..
(x^2+1)/x^2=
put value of x...
{(5+2√6)^2+1}/(5+2√6)
=(25+24+20√6+1)/5+2√6)
=(50+20√6)/(5+2√6)
=10.
i hope this is right and helpful for u.
Answered by
9
Given:
Rationalise the denominator
Now,
rationalise the denominator.
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