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数学
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英语翻译
是不是着色部分=186 cm^2,证明 15x^2-x-236=0
人气:454 ℃ 时间:2020-06-09 19:23:08
解答
对的.如阴影部分面积为186平方厘米,请证明15x^2-x-236=0.
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