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3乘以a的平方
等於33750
860÷22=430/11 可知其餘兩個積為430/11,意思為兩個數的積就是430/11. (215/11)×2(86/11)×5(43/11)×10 【兩數為215/11和2】【兩數為86/11和5】【兩數為43/11和10】 {滿意請採納\(^o^)/~}
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