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Let f(x) be a polynomial of degree four having extreme values at x = 1 and x = 2. If ⎥ ⎦ ⎤ ⎢ ⎣ ⎡ + → 2 0 x x ) x ( f 1 lim = 3, then f

1. is equal to :
2. – 8
3. – 4
4. 0 (4) 4

Correct answer: – 4

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