Q64.The positive value of λ for which the co-efficient of x2 in the expansion x2(√x + x2λ ) 10 (1) √5 (2) 3 (3) 4 (4) 2√2
What This Question Tests
The question requires finding the general term of the binomial expansion, identifying the power of x, and then solving for the value of λ that satisfies the given coefficient and power condition.
Concepts Tested
Formulas Used
Tr+1 = C(n,r) a^(n-r) b^r
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📋 Question Details
- Chapter
- Binomial Theorem
- Topic
- Coefficient of a term in binomial expansion
- Year
- 2019
- Shift
- 10 Jan Shift 2
- Q Number
- Q64
- Type
- MCQ
- NCERT Ref
- Class 11 Mathematics Ch 8: Binomial Theorem
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