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NDA 2010
Exam
NDA
Year
2010
Subject
Mathematics
Chapter
Binomial Theorem

NDA 2010 · Mathematics · Binomial Theorem

What is the number of terms in the expansion of (a+b+c)^n, n ∈ ℕ ?

What is the number of terms in the expansion of (a+b+c)n,n∈N(a+b+c)^n, n \in \mathbb{N} ?

Options

  1. An+1n+1
  2. Bn+2n+2
  3. Cn(n+1)n(n+1)
  4. D(n+1)(n+2)/2(n+1)(n+2) / 2

Correct answer

A. n+1n+1

Step-by-step solution

The correct answer is option (A).
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