Question

verify that a-(-b)=a+b for the following values of a and b; a.a=-13,b=12​

Answer 1

Step-by-step explanation:

To verify let a=13and b=12

A. T. Q

a-(-b) = a+b

13+12=13+12 (as when minus minus multiply sign becomes plus)

25=25

L. H. S = R. H. S

hence proved.