Question

if (x 1/x)=5, then the value of (x4+1/x4) is what​

Answer 1

Answer:

hope this solution helps you.

Answer 2

$x + \frac{1}{x} = 5 \\ \\ ( {x + \frac{1}{x} })^{2} = 25 \\ \\ {x}^{2} + \frac{1}{ {x}^{2} } + 2 = 25 \\ \\ {x}^{2} + \frac{1}{ {x}^{2} } = 23 \\ \\ ( { {x}^{2} + \frac{1}{ {x}^{2} } })^{2} = 529 \\ \\ {x}^{4} + \frac{1}{ {x}^{4} } + 2 = 529 \\ \\ {x}^{4} + \frac{1}{ {x}^{4} } = 527$