1.

Express (2x+1)! in terms of(2x-1)!,(x+2)! in terms of(x-1)!.Hence, solve the equation ((2x+1)!)/((x+2)!)xx((x-1)!)/((2x-1)!)=3/5

Answer»

SOLUTION :`(X+1)!=(2X+1)(2x)(2x-1)!,(x+2)! =(x+2)(x+1)x(x-1)!,x=4`


Discussion

No Comment Found