这道英文数学题也是看不太懂、求解释A poster is to have an area of 180cm^2 with 1-cm margins at the bot and sides and 2-cm margin at the top.What dimensions will give the largest printed area?到底是要求什么啊,尺寸不是已经
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![这道英文数学题也是看不太懂、求解释A poster is to have an area of 180cm^2 with 1-cm margins at the bot and sides and 2-cm margin at the top.What dimensions will give the largest printed area?到底是要求什么啊,尺寸不是已经](/uploads/image/z/1037051-35-1.jpg?t=%E8%BF%99%E9%81%93%E8%8B%B1%E6%96%87%E6%95%B0%E5%AD%A6%E9%A2%98%E4%B9%9F%E6%98%AF%E7%9C%8B%E4%B8%8D%E5%A4%AA%E6%87%82%E3%80%81%E6%B1%82%E8%A7%A3%E9%87%8AA+poster+is+to+have+an+area+of+180cm%5E2+with+1-cm+margins+at+the+bot+and+sides+and+2-cm+margin+at+the+top.What+dimensions+will+give+the+largest+printed+area%3F%E5%88%B0%E5%BA%95%E6%98%AF%E8%A6%81%E6%B1%82%E4%BB%80%E4%B9%88%E5%95%8A%2C%E5%B0%BA%E5%AF%B8%E4%B8%8D%E6%98%AF%E5%B7%B2%E7%BB%8F)
这道英文数学题也是看不太懂、求解释A poster is to have an area of 180cm^2 with 1-cm margins at the bot and sides and 2-cm margin at the top.What dimensions will give the largest printed area?到底是要求什么啊,尺寸不是已经
这道英文数学题也是看不太懂、求解释
A poster is to have an area of 180cm^2 with 1-cm margins at the bot and sides and 2-cm margin at the top.
What dimensions will give the largest printed area?
到底是要求什么啊,尺寸不是已经在题目里说了嘛?The largest printed area是什么呀..
这道英文数学题也是看不太懂、求解释A poster is to have an area of 180cm^2 with 1-cm margins at the bot and sides and 2-cm margin at the top.What dimensions will give the largest printed area?到底是要求什么啊,尺寸不是已经
一张海报面积为180,上边距为2,左右边距和下边距为1,求印刷面积最大时的海报的尺寸(长、宽).
只是给面积 180平方厘米,下边框,左右边框 1厘米,上边框为 2厘米,要你求出这个长方形的长、宽是多少时,可画的面积最大啊
设长为x, 宽为y,, xy =180
求可画的面积 = (y-1-2)(x-1*2) 的最大值
给出的尺寸是整个海报的大小,问的是去除边框后中间可打印区域的大小。
求除了边际以外的可以打印的面积
总面积180平方厘米,两边和下面边际1厘米,上面边际两厘米。求中间面积。
设长为x,宽为y,(x-3)*1+3y=? x*y=180