點樣MARK條SUPPLY CURVE O既起點?
有時我見係0開始,有時起點痴住VERTICAL AXIS,有時有痴住HORIZONTAL AXIS, FOR EXAMPLE佢比條EQUATION係Qs=60+10P,咁個起點係?
收錄日期: 2021-04-13 16:49:31
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https://hk.answers.yahoo.com/question/index?qid=20090822000051KK00802