Question

verify a-(-b)=a+b for the following values of a and b So a=21,b=18​

Answer 1

Step-by-step explanation:

i) a=21b=18

We have a−(−b)

⇒a=21−(−18)=39

and a+b=21+18=39

Answer 2

Answer:

a-(-b) = a+b

a+b=a+b

21+18=21+18

39=39

L.H.S.= R.H.S.

HENCE....PROVED.....

Step-by-step explanation:

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