Math, asked by GauravNarang6715, 8 months ago

The value of r for which ²⁰Cᵣ ²⁰C₀ + ²⁰Cᵣ₋₁ ²⁰C₁ + ²⁰Cᵣ₋₂ ²⁰C₂ +...+ ²⁰C₀ ²⁰Cᵣ
is maximum is:
(A) 15 (B) 20
(C) 11 (D) 10

Answers

Answered by vpaul4185

0

Answer:

when r = 20 the value of fxn will be maximum.

please mark as brainliest.

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