What is the value of √4?
If x=1√3+1 then the value of x+1x is
( 9 + 8)2 = 53 + 4k, the value of k is
What is the value of 1×1!+2×2!+3×3!+............n×n!; where n! means n factorial or n(n-1)(n-2)...1