Question

3-4=7, 5-9=22, 6-1=35, 8-16=60, 9-25=76, then 3-81=.......?

Answer 1

Hey mate,
3-81= 0
Because, 3 square - 4 ka square root = 7
5 square - 9 Ka square root = 22
As in all others , first number square _ second number square root ,
So , 3_ 81=0

I hope , it will help you