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`(23.1)^(2)+(48.6)^(2)-(39.8)^(2)=?+1147.69`A. `(13.6)^(2)`B. `sqrt(12.8)`C. 163.84D. 12.8 |
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Answer» Correct Answer - C `?+1147.69=(23.1)^(2)+(48.6)^(2)+(48.6)^(2)-(39.8)^(2)` `:. ?=533.61+2361.96-1584.04-1147.69=163.84` |
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