如题所述
解ï¼åå¼=73x56-73-2+45x73
=73xï¼56-1+45ï¼-2
=73x100-2
=7300-2
=7288
åæï¼ä¸»è¦èå¯ç»åå¾åæåæ³çè¿ç¨ã
=73xï¼56-1+45ï¼-2
=73x100-2
=7300-2
=7288
åæï¼ä¸»è¦èå¯ç»åå¾åæåæ³çè¿ç¨ã
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