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11th Standard English Medium Maths Subject Binomial Theorem, Sequences and Series Creative 3 Mark Questions with Solution Part - I

11th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 15

    3 Marks

    5 x 3 = 15
  1. Prove that in the expansion of (1+x)n, the Co-efficient of terms equidistant from the beginning and from the end are equal

  2. For what value of n, the nth term of the series "3 + 10 + 17 +..+ and 63 + 65 + 67 +... are equal

  3. Find the co-efficient of x in the series 1 + (a+bx) + \(\frac { (a+bx)^2}{ 2! } +\frac { (a+bx)^{ 3 } }{ 3! } \)

  4. The sum of two members is\(\frac { 13 }{ 6 } \). An even number A.M.S are being inserted between them and their sum exceeds their number by 1. Find the number of A.M.S inserted.

  5. Write the first six terms of the sequences given by a= 4, an+1 = 2nan.

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