Same chapter3 marksDifficulty: Medium
Find the coefficient of x3 in the expansion of (1 + x)6.
Binomial Theorem
3 marksDifficulty: Medium
Find the middle term in the expansion of (x + y)8.
Original Khojo Papers practice question — not from a past board paper.
Answer
70x4y4
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
For n = 8 there are 9 terms, so the middle term is the fifth: T5 = 8C4 x4y4 = 70x4y4.
Related questions
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