Question

find x+1/x, if (x)2+1/(x)2=62

Answer 1

${x}^{2} + \frac{1}{ {x}^{2} } = 62 \\ {(x + \frac{1}{x}) }^{2} - 2 = 62 \\ {(x + \frac{1}{x}) }^{2} = 64 \\ x + \frac{1}{x} = \sqrt{64} = + \: or \: - 8$

Answer 2

Answer:

Step-by-step explanation: