Q If ( n + 1) P5 : nP6 = 2:7 then the value of n is (a) 13 - Maths - Algebraic Expressions

Question

Q If ( n + 1) P5 : nP6
= 2:7 then the value of n is
(a) 13 (b) 11

Amit Shukla · Accepted Answer

Kindly, refer to the below link for similar query,

https://www meritnation
com/ask-answer/question/find-n-if-55-np6-2-n-2-p7please-help-me-asap/permutations-and-combinations/9845393

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Q. If ( n + 1) P5 : nP6 = 2:7 then the value of n is (a) 13 (b) 11