问题已解决
老師,這個(gè)公式不會(huì)解,您能教我一步步的解出來嗎?
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你好,請稍等,稍后發(fā)。
01/14 21:10
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01/14 21:16
同學(xué),參考下面圖片。
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01/14 21:19
老師,剛才那個(gè)式子不對,是這樣的
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01/14 21:25
同學(xué),參考這個(gè)過程。
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01/14 21:37
老師,我一到劃線的這兩步就迷糊,有什么好的方法嗎?
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01/14 21:42
同學(xué),看一下這個(gè)步驟。
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