If f(x) = cases ax^2 + b, & 0 x < 1 4, & x = 1 x + 3, & 1 < x 2 cases then the value of (a, b) for which f cannot be continuous at x = 1 is

MHT CET Mathematics question

If then the value of for which cannot be continuous at is

Answer: (D)

The right limit at is ; the left limit is . Continuity at needs , which

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Question ID VK-028397