Factorize each of the following expressions:\(a^4 - \frac{1}{b^4}\)

1.	Factorize each of the following expressions:\(a^4 - \frac{1}{b^4}\)
Answer» (a²)² – (\(\frac{1}{b\times b}\))² = (a² + \(\frac{1}{b\times b}\)) (a² - \(\frac{1}{b\times b}\))

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