Verify a-(-b)-a+b for the following values of a and b. (i) a=21,b=18 (ii) a=118,b=125 (iii) a=75,b=84 (iv) a=28,b=11
Verify a-(-b)-a+b for the following values of a and b.
(i) a=21,b=18 (ii) a=118,b=125
(iii) a=75,b=84 (iv) a=28,b=11