Question
(?)2 + 4.113 = 24.92 – 32.03
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)Solution
(?)2 + 43 = 252 – 32 (?)2 + 64 = 625 – 32 (?)2 = 593 – 64 (?)2 = 529 ? = 23
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