Solve for `x`
`1!+2!+3!+………….+(x-1)!+x! = k^(2)` and `k epsilonI`

A

(A) 0

B

(B) 1

C

(C) 2

D

(D) 3

Verified by Experts

Similar Questions

Explore conceptually related problems

Solve x^(2) + x + 1=0

Solve for x and y:2^(x)+3^(y)=17 and 2^(x+2)-3^(y+1)=5 .

Solve for x : sin^(- 1)(sin((2x^2+4)/(1+x^2)))lt pi-3

Solve the equation x/2+((3x-1))/6=1-x/2

solve for x : (1) x^(2) + (1)/(x^(2))=(17)/(4) (2) (x+1)/(x)+(x)/(x+1)=(25)/(12) (3) x^(2)+(1)/(x^(2))+x+(1)/(x)-4=0

Solve the equation 3^(x+1)C_(2)+.^2P_(1)x=4^(x)P_(2),x in N .

Let f_k(x) = 1/k(sin^k x + cos^k x) where x in RR and k gt= 1. Then f_4(x) - f_6(x) equals

Find the value of k, if x-1 is a factor of p(x) in each of the following cases : p(x) = k x^(2) - 3x + k