、青青商场经销甲、乙两种商品,甲种商品每件进价15元,售价20元;乙种商品每件进价35元,售价45元.(1)若共买进100件商品,设买进甲种商品件,总利润(利润=售价进价)为元,则求关于的函
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![、青青商场经销甲、乙两种商品,甲种商品每件进价15元,售价20元;乙种商品每件进价35元,售价45元.(1)若共买进100件商品,设买进甲种商品件,总利润(利润=售价进价)为元,则求关于的函](/uploads/image/z/3054973-13-3.jpg?t=%E3%80%81%E9%9D%92%E9%9D%92%E5%95%86%E5%9C%BA%E7%BB%8F%E9%94%80%E7%94%B2%E3%80%81%E4%B9%99%E4%B8%A4%E7%A7%8D%E5%95%86%E5%93%81%2C%E7%94%B2%E7%A7%8D%E5%95%86%E5%93%81%E6%AF%8F%E4%BB%B6%E8%BF%9B%E4%BB%B715%E5%85%83%2C%E5%94%AE%E4%BB%B720%E5%85%83%EF%BC%9B%E4%B9%99%E7%A7%8D%E5%95%86%E5%93%81%E6%AF%8F%E4%BB%B6%E8%BF%9B%E4%BB%B735%E5%85%83%2C%E5%94%AE%E4%BB%B745%E5%85%83%EF%BC%8E%EF%BC%881%EF%BC%89%E8%8B%A5%E5%85%B1%E4%B9%B0%E8%BF%9B100%E4%BB%B6%E5%95%86%E5%93%81%2C%E8%AE%BE%E4%B9%B0%E8%BF%9B%E7%94%B2%E7%A7%8D%E5%95%86%E5%93%81%E4%BB%B6%2C%E6%80%BB%E5%88%A9%E6%B6%A6%EF%BC%88%E5%88%A9%E6%B6%A6%EF%BC%9D%E5%94%AE%E4%BB%B7%E8%BF%9B%E4%BB%B7%EF%BC%89%E4%B8%BA%E5%85%83%2C%E5%88%99%E6%B1%82%E5%85%B3%E4%BA%8E%E7%9A%84%E5%87%BD)
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