Mathematics

12a2 - 27b4

  1. 3(2a + 3b2)(2a - b2)

  2. (2a + 3b2)(2a - 3b2)

  3. 3(2a + 3b2)(a - 3b2)

  4. 3(2a + 3b2)(2a - 3b2)

Factorisation

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Answer

Given,

⇒ 3(4a2 - 9b4)

⇒ 3[(2a)2 - (3b2)2]

⇒ 3(2a + 3b2)(2a - 3b2)

Hence, option 4 is correct option.

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