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What should replace the question mark ?
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14 11 12 13 |
12 |
So, \(\sqrt {16}\) + \(\sqrt {36}\) = 10 => 4 + 6 = 10 = 10 and, \(\sqrt {25}\) + \(\sqrt {64}\) = 13 => 5 + 8 = 13 = 13 similarly, \(\sqrt {9}\) + \(\sqrt {81}\) = ? => 3 + 9 = 12
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