If _ x 2 (x-2) x^2 + (k-2)x - 2k x^2 - 4x + 4 = 5, then k is equal to:

JEE Main 2014 Mathematics question

If , then k is equal to:

Answer: (4)

The bracket factors as and the denominator is , so the expression simplifies to

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Question ID VK-104507