Question
(98.999)2 - (9.9)2 -
(14.9)2 = ? What approximate value should come in place of the question-mark(?) in the following question (You are not expected to calculate the exact value).Solution
(98.999)2Â - (9.9)2Â - (14.9)2Â = ? ? = 992Â - 102Â - 152Â ? = 9801 - 100 - 225 ? = 9476
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