If f(x) = 4 x^4 [1 - x2 - x4 + x2 x4 ] is continuous at x = 0 then f(0) is

MHT CET 2023 Mathematics question

If is continuous at then is

Answer: (D)

Continuity at requires . Factorise the bracket: . Use as : and \cos$

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Question ID VK-095231