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If ltmath gt ltmrow gt ltmsup gt ltmo gt  lt/mo gt ltmrow gt ltmn gt43 lt/mn gt l

6 views · Published 22 June 2018 · 2:10 · Indexed 20 September 2026

Channel: Doubtnut · 2018 · Education

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This is the Solution of Question From RD SHARMA book of CLASS 11 CHAPTER PERMUTATIONS AND COMBINATIONS This Question is also available in R S AGGARWAL book of CLASS 11 You can Find Solution of All Question From RD SHARMA and R S AGGARWAL book from class 6-12 on our app DOUBTNUT for Free



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==== QUESTION TEXT ====

If `\\ ^(43)C_(r-6)=\\ ^(43)C_(3r+1)\\ ` then the value of `r` is `12` b. `8` c. `6` d. 10 e. 14

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