Question

factorise a⁴+2a²b²+b⁴
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Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

a⁴+2a²b²+b⁴

= (a² +b²)² - 2a²b² + a²b²

= (a²+b²)² - a²b²

= (a²+b²)² - (ab)²

now it is in the form of a² - b² =( a+ b)(a-b)

(a²+b²+ab)(a²+b² - ab)