(3.2)2 - (1.8)2 equals
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Correct Answer: Option A
Explanation:
(3.2)2 - (1.8)2 = (3.2 + 1.8)(3.2 - 1.8)
= 5 x 1.4
= 7
(3.2)2 - (1.8)2 = (3.2 + 1.8)(3.2 - 1.8)
= 5 x 1.4
= 7