Question

If a*b=a+b-6,find. (i) - 10*15 (ii) 25*12 (iii) 0*-4 (iv) 18*0​

Answer 1

Step-by-step explanation:

i) -150

ii) 300

iii)0

iv)0

Answer 2

i) -10*15

-10+15-6

=-11

ii) 25*12

25+12-6

=31

iii) 0*-4

0+(-4)-6

=-10

iv) 18*0

18+0-6

=12