If f(x) = x^2 - (a + 2)x + a x - 2 , for x 2 = 2, for x = 2 is continious at x = 2, then a is

MHT CET Mathematics question

If , for , for is continious at , then is

Answer: (D)

The numerator must vanish at : . So $a =

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Question ID VK-028113