Question

If x operation such that axb=a+b+(-2) then find (-3)x(-4)

Answer 1

if a=1,b=1,x=0

(1)(0)(1)=1+1-2

0=0

here 3(x)4=0

Answer 2

Answer:

-3-4-2

-7-2

-9

-9 is correct