Home
Class 11
MATHS
If .^(n)P(r) = 720 . " If " .^(n)C(r) ...

If ` .^(n)P_(r) = 720 . " If " .^(n)C_(r) = 120 " find " n , r`

Promotional Banner

Similar Questions

Explore conceptually related problems

If .^(n)P_(r) = 720 and .^(n)C_(r) = 120 , then find r. .

If .^(n)P_(r) = 720 and .^(n)C_(r) = 120 , then find r. = (5 xx 4 xx 3)/(3 xx 2 xx1) xx (4xx 3 xx 2)/(3 xx 2xx1) = 10 xx 4 = 40 .

If .^(n)P_(r)=720 and .^(n)C_(r)=120 then find the value of r.

If .^(n)P_(r)=720 and .^(n)C_(r)=120 then find the value of r.

If ""^(n)P_(r)=5040 and ""^(n)C_(r)=210 , find n and r.

If ""^(n)P_(r)=7920 and ""^nC_(r)=330 , find n and r.

IF ""^(n) P_(r)=720,""^(n)C_(r)=120 then (n,r) =