Home
Class 11
MATHS
Find the value of 1 xx 1!+2 xx 2!+3 xx 3...

Find the value of `1 xx 1!+2 xx 2!+3 xx 3!+........+n xx n!`

Promotional Banner

Similar Questions

Explore conceptually related problems

Find the value of 1xx1!+2xx2!+3xx3!+......+n xx n!

The statement P(n) (1xx1!) + (2 xx2!) + (3 xx 3!) + … …. + (nxx n!) = (n+1)! - 1 is

Find the value of 'n' if a=2^(3)xx3 b=2xx3xx4 c=3^(n)xx5 LCM (a, b, c) = 2^(3)xx3^(2)xx5 .

(b) Find the sum to n terms of the series 1 xx 2 xx 3 + 2 xx 3 xx 4 + 3 xx 4 xx 5 + .. .

Find the value of n, if 12 xx ^((n-1))P_3= 5 xx ^((n+1))P_3