verify a - (-b) = a+ b for the following values of a and b.i) a = -17 b= + 15 ii) a = 50 b= 21
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a-(-b) = a+b
(1) a = (-17) b = 15
= -17 - (-15) = -17 + 15
= -17 + 15 = 17 - 15
= 17 - 15 = 2
= 2 = 2
Hence verified!
(2) a = 50 b = 21
= 50 - (-21) = 50 + 21
= 50 + 21 = 71
= 71 = 71
Hence verified!
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