Question

a4 - (a2 - 3b2)2 factorise​

Answer 1

• Answer :-

→ a⁴ - (a² - 3b²)²

→ a⁴ - a⁴ + 9b⁴ - 6a²b²

→ 9b⁴ - 6a²b²

→ 3b²(3b² - 2a²)

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Answer 2

Answer:

3b^2(b^2-2a^2)

Step-by-step explanation:

a^4-a^4+9b^4-6a^2b^2 (a^4 and -a^4 will cancel)

9b^4-6a^2b^2 (take out common terms)

3b^2(b^2-2a^2)

hope it help ☺☺