+0  
 
+1
48
1
avatar

Solve 1/(8!) + 1/(9!) = x/(10!).

 Jan 9, 2020
 #1
avatar+20254 
+2

1 / 8!  +  1 / 9*8! = x / (10*9* 8!)

9/(9*8!) + 1 /(9*8!)

10 / (9 *8!)  = x / (10*9*8!)

100/ (10*9*8!) = x / (10*9*8!)

x = 100

 Jan 9, 2020

10 Online Users