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11th Standard English Medium Maths Subject Binomial Theorem, Sequences and Series Creative 2 Mark Questions with Solution Part - II

11th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 10

    2 Marks

    5 x 2 = 10
  1. Show that \(n!>\left( \frac { n }{ e } \right) ^{ 2 }\) for n ∈ N

  2. Find the middle term in \({ \left( x-\frac { 1 }{ 2y } \right) }^{ 10 }\)

  3. Find the 5th term in the sequence whose first three terms are 3, 3, 6 and each term after the second is the sum of the two terms preceding it.

  4. Find the nth term of the series 3 - 6 + 9 -12 + ...

  5. In the binomial expansion of (1+a)m+n, Prove  that the coefficients of am and an are equal.

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