If _ x (2x-1)^ 19 ,(3x+2)^ 11 (6x-5)^ 30 =2^a 3^b, then a + b =

MHT CET 2026 Mathematics question

If , then a + b =

Answer: (A)

Treat the comma as the product of the two factors. Numerator and denominator both have degree , so the limit is the ratio of leading coefficients:

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Question ID VK-098506