Question

if 1/9!+1/10!=x/11! them find x??

Answer 1

Step-by-step explanation:

10!+9!/9!×10!=x/11!

10×9!+9!/9!×10!=x/11!

9!(10+1)/9!×10!=x/11!

11/10!=x/11!

11×11!/10!=x

11×11×10!/10!=x

x=11×11=121