Mathematics · Binomial Theorem
If an = nr=0 Σ 1nCr, then nr=0 Σ rnCr =
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(n - 1)a0
- 2n · an
- 3n2 an✓
- 4an+1
Correct answer
n2 an
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