Question: (a + b/2) 2 - (a - b/2) 2 = A) ab B) -ab 2ab + b 2 D) ab+b C)

(a + b/2)2 -  (a - b/2)2 =A) ab B) -ab 2ab + b 2 D) ab+b C)

A) ab B) -ab 2ab + b 2 D) ab+b C)

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