(99.75)2 - 2250.0625 = ?
(99.75)2 - 2250.0625 = ? Correct Answer 7700
Given expression := (100 - 0.25)2 - 2250.0625
= (100)2 + (0.25)2 - 2 × 100 × 0.25 - 2250.0625
= 10000.0625 - 50 - 2250.0625
= 10000.0625 - 2300.0625
= 7700
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Feb 20, 2025