Question

please answer and don't spam answer with explaination please​

Answer 1

Answer:

$(x + \frac{1}{x} )(x - \frac{1}{x}) \\ = ( ( {x})^{2} - (\frac{1}{x} )^{2} ) \\ = ({x}^{2} - \frac{1}{x ^{2} } ) \\ = \frac{{x}^{4 } - 1}{ {x}^{2} }$

have a nice day

Answer 2

this is the correct answer