Question

if x^{2} +1/x^{2} =38 then find the value of (x-1/x)

Answer 1

howdy!!

your answer is ---

we have ,

${x}^{2} + \frac{1}{ {x}^{2} } = 38 \\ = > {(x - \frac{1}{x}) }^{2} + 2 = 38 \\ = > x - \frac{1}{x} = \sqrt{36} = 6 \\ \\ = > x - \frac{1}{x} = 6$


hope it help you

Answer 2

Answer:

Step-by-step explanation: