Question

If x= 5+√6. find the value of x+1/x, xsq. + 1/xsq.

Answer 1

$\large\underline\bold{Question:}$

If x= 5+√6. find the value of x+1/x, xsq. + 1/xsq.

$\large\underline\bold{Answer:}$

Consult the attachment...... ;)

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Answer 2

Explanation:

x=5+√6

so, x+1/x=(5+√6)+1/5+√6

=5+√6+1/5+√6×5-√6/5-√6

=5+√6+5-√6/25-6

=5+√6+5-√6/19

=(95+19√6+5-√6)/19

=(99+20√6)/19