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How do you solve this combination problem using the Hockey Stick Identity?

 

\(\binom50+\binom51+\binom62+\binom71+\binom83+\binom92+\binom{10}4+\binom{11}3 \)

 

Thanks in advance. laugh

 Mar 10, 2021
edited by AnxiousLlama  Mar 10, 2021
 #1
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The sum works out to 602.

 Mar 21, 2021

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