Question

if x^2+1/x^2= 38 , then find the value of x-1/x

Answer 1

Hey!

Here is your answer!
$(x - \frac{1}{x})^{2} = x ^{2} + \frac{1}{x ^{2} } - 2 \\ \\ (x - \frac{1}{x} ) ^{2} = 38 - 2 = 36 \\ \\ \\ (x - \frac{1}{x} ) = \sqrt{36} = 6 \\ \\ \\ hope \: it \: helps$

Answer 2

Answer:

Step-by-step explanation: