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" If "(n+1)p(5):quad n(p(6))=2:7...

" If "(n+1)p_(5):quad n_(p_(6))=2:7

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If ""^((n+1))P_(5): ""^(n)P_(6)=2:7 , find

" (2)) (i) If "^((n+1))P_(5):^(n)P_(6)=2:7," find "n.

(i) If "^((n+1))P_(5) : "^(n)P_(6)=2:7 , find n (ii) If "^(n+1)P_5 : "^(n)P_5 = 3:2 ,find n.

If ""^(n+1)P_(5):""^(n)P_(6)=2:7 , find n.

If ^(n+1)P_(5):^(n)P_(6)=2:7 , find n.

If ""^((n+1))P_(5): ""^(n)P_(5)=3:2 , find n

I : IF ""^(n+1) P_(5) : ""^(n)P_(5)=3:2 then n=14 . II . IF ""^(56)P_(r-6) : ""^(56)P_(r+3)=30800 : 1 then r= 41.

(i) If ""^(n)P_(4): ""^(n)P_(5)=1:2 , find n. (ii) If ""^(n-1)P_(3): ""^(n+1)P_(3)=5:12 , find n.

If .^(n+1)P_(5):^(n)P_(5)=3:2 then n is: