If _ x 1 x^ 3 +ax^ 2 +bx+c x^ 2 -2x+1 =2026 then the value of a-c is....

MHT CET 2026 Mathematics question

If then the value of is....

Answer: (D)

The denominator , so for a finite limit the numerator must vanish to second order at : gives and gives . Then by L'Hospital twice the limit is

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Question ID VK-100912