Same chapter4 marksDifficulty: Hard
Factorise 2x3 + x2 − 13x + 6 completely.
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3 marksDifficulty: Hard
Find the remainder when x3 + 3x2 − 5x + 4 is divided by (2x − 1).
Original Khojo Papers practice question — not from a past board paper.
Answer
19/8
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
2x − 1 = 0 when x = 1/2, so the remainder is f(1/2) = 1/8 + 3/4 − 5/2 + 4 = 19/8.
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