verify a-(-b)=a+b for the following values of a end
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a-(-b)
= a+b
it is correct
because,
always =>
-×+ = -
+×- = -
-×- = +
+×+ = +
Hope it will help you
= a+b
it is correct
because,
always =>
-×+ = -
+×- = -
-×- = +
+×+ = +
Hope it will help you
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