" 7.If "^(n)P_(4)=1680" then find "^(2)n" ' "

Similar Questions

Explore conceptually related problems

If ""^(n)P_(4)=1680, find n.

If ""^(n)P_(4)=210 , find n.

If P(n,4)=1680 then find n=

If ^(n)P_(4)=360, find the value of n

If ""^(n) P_(4)=20(""^(n)P_(2)) then find the value of n.

If ""^(n)P_(4) =2xx""^(5)P_(3) , find n.

(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.