Question

if x^2 + 1/x^2=6, find the value of x^4+1/x4​

Answer 1

Step-by-step explanation:

${x}^{2} + \frac{1}{ {x}^{2} } = 6$

SQUARING BOTH THE SIDES,

${{ {x }^{2} + \frac{1}{ {x}^{2} } }}^{2} = 36$

${x}^{4} + \frac{1}{ {x}^{4} } + 2 = 36$

${x}^{4} + \frac{1}{ {x}^{4} } = 34$

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