Question

PLZ GIVE ANSWER OF THIS PART​

Answer 1

Answer:

I) a^4-b^4

=a^4-b^4

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Answer 2

Step-by-step explanation:

$i) {a}^{4} - {b}^{4}$

$= { ({a}^{2}) }^{2} - {( {b})^{2} }^{2}$

$= ( {a}^{2} + {b}^{2} )( {a}^{2} - {b}^{2} )$

$= ( {a}^{2} + {b}^{2} (a + b)(a - b)$