Question

use the suitable to find the following products (x^2+1/x^2)(x^2-1/x^2)
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Answer 1

Answer:

$\frac{x^{4} - 1}{x^{4} }$

Step-by-step explanation:

(a - b)(a + b) = a² - b²

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