数学题在线解守红孔限答
幼儿圆买了一批玩具,买小汽车用去264,96元,比买积木多用了22,76元,比买积木与拼图玩具所用的总数少43,9来自元,买拼图玩具用了多少钱?
数学题甲八你矛评解答数学题在线解答:小军做一道乘法题,把其中一个因数21看成了12,结果得到的积比正确的积少126,
21-12=9126/9=1421*14=294294-126=168正确的结果是294,错误的结果是168.正确的因数是21和14,错误的因数是12和14
数学题在线解答
设小三角为x个,则小方块为4x个,列方程式得下钢布4x-x=24,解得x=8,所以两种图形中小方块为32个,小三角为8个
数学题在线解答
福兴商场文具专柜析目困效以每只a元的价格购进一批英雄牌钢笔决定加价2元销售。结账时售货员发现这批钢笔的**************}夫功灯原例黑建利际氧呼元可见笔的总数是:(39...
展开阅读全文 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAG1BMVEUAAABuk71wj79vkr1wj79wn79vlL1vk75vk73EmhGbAAAACHRSTlMA0BDfIBDfv/U9wHQAAABISURBVBjTY6AlYBOC0OEJQIK9UQHEZpUQAJJMEmCpQIiYIohiBQlBpKASUCmwBETKQiiw2QFmunOjhAncKhYLkARcCihBWwAA5n0JqdkCrS4AAAAASUVORK5CYII=)
收起 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAHlBMVEUAAABuk71wj79vlL1wl79wn79vkr1vlL5vk75vk71klGr6AAAACXRSTlMA0BDfIBDfv7/eQcl1AAAARklEQVQY02OgNXA2QbBZLCc7ICQmSpogJIQUJytAOYETFZgkhSBsVhBDcaICRAJEA6XgEjApRhAJkmoAkmxFEK2KCQw0BAA5Lgp0ywp4owAAAABJRU5ErkJggg==)
给我一些关于五年级下册的数学题???算术题在内
做数学主要靠另渐织黄团剧检合方法和上课认真。你这样无聊的做题目是不会有多大的进步的呀!知道了吗?
给我一些关于五年级下册的数学题???算术题在内
做数学主要靠方法和上课认真。你这来自样无聊的做题目是不会有多大的进步的呀!知道了吗?
一道数学题,快快快!在线等~(要过程~)
假定一年或者2年以后,算出在甲公司的工资和在乙公司的工资假如是2年以后,那么在甲公司的工资就是:第一年的工资就是10000元第二年就是10200元在360问答乙公司,前半年的公司...
展开阅读全文 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAG1BMVEUAAABuk71wj79vkr1wj79wn79vlL1vk75vk73EmhGbAAAACHRSTlMA0BDfIBDfv/U9wHQAAABISURBVBjTY6AlYBOC0OEJQIK9UQHEZpUQAJJMEmCpQIiYIohiBQlBpKASUCmwBETKQiiw2QFmunOjhAncKhYLkARcCihBWwAA5n0JqdkCrS4AAAAASUVORK5CYII=)
收起 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAHlBMVEUAAABuk71wj79vlL1wl79wn79vkr1vlL5vk75vk71klGr6AAAACXRSTlMA0BDfIBDfv7/eQcl1AAAARklEQVQY02OgNXA2QbBZLCc7ICQmSpogJIQUJytAOYETFZgkhSBsVhBDcaICRAJEA6XgEjApRhAJkmoAkmxFEK2KCQw0BAA5Lgp0ywp4owAAAABJRU5ErkJggg==)
你自己看把 在线等 求大师 数学题
解:作辅助线DE垂直BC,DF垂直AB因为BD为角ABC的角平分线,因此,角DBE=角DBF那么,在直角三角形DBE中,sinDBE=DE/BD;在直角三角形DBF中,sinDB...
展开阅读全文 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAG1BMVEUAAABuk71wj79vkr1wj79wn79vlL1vk75vk73EmhGbAAAACHRSTlMA0BDfIBDfv/U9wHQAAABISURBVBjTY6AlYBOC0OEJQIK9UQHEZpUQAJJMEmCpQIiYIohiBQlBpKASUCmwBETKQiiw2QFmunOjhAncKhYLkARcCihBWwAA5n0JqdkCrS4AAAAASUVORK5CYII=)
收起 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAHlBMVEUAAABuk71wj79vlL1wl79wn79vkr1vlL5vk75vk71klGr6AAAACXRSTlMA0BDfIBDfv7/eQcl1AAAARklEQVQY02OgNXA2QbBZLCc7ICQmSpogJIQUJytAOYETFZgkhSBsVhBDcaICRAJEA6XgEjApRhAJkmoAkmxFEK2KCQw0BAA5Lgp0ywp4owAAAABJRU5ErkJggg==)
数学大师啊!有道数学题不会请指教!是解答题!根全有关反函数的!在线等…………………………
1)y硫从落迅=3x-2,x∈R反函数x=(y+2)/3写成习惯的形式是y来自=x/3+2/3镇火固门质案图像就自己画,找到两点一连就是图像2)y=√(x)+1,(x≥0)反函数...
展开阅读全文 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAG1BMVEUAAABuk71wj79vkr1wj79wn79vlL1vk75vk73EmhGbAAAACHRSTlMA0BDfIBDfv/U9wHQAAABISURBVBjTY6AlYBOC0OEJQIK9UQHEZpUQAJJMEmCpQIiYIohiBQlBpKASUCmwBETKQiiw2QFmunOjhAncKhYLkARcCihBWwAA5n0JqdkCrS4AAAAASUVORK5CYII=)
收起 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAHlBMVEUAAABuk71wj79vlL1wl79wn79vkr1vlL5vk75vk71klGr6AAAACXRSTlMA0BDfIBDfv7/eQcl1AAAARklEQVQY02OgNXA2QbBZLCc7ICQmSpogJIQUJytAOYETFZgkhSBsVhBDcaICRAJEA6XgEjApRhAJkmoAkmxFEK2KCQw0BAA5Lgp0ywp4owAAAABJRU5ErkJggg==)
在线等急,龟器之兔赛跑数学题, 👇?
1500÷20=75(分钟)(15来自00-200)÷260=1300÷260=5(分钟)75-5=70答:兔子睡了70分钟
小学五年级数学题(急*在线等*高分)
********人做若干天可以完成,现在40人工作2天后调走10人,余下的30人继续工作气双所频系志,要比原计划多用1天才能完成,问原计划完成这项工作要用多少天?40x=80*3...
展开阅读全文 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAG1BMVEUAAABuk71wj79vkr1wj79wn79vlL1vk75vk73EmhGbAAAACHRSTlMA0BDfIBDfv/U9wHQAAABISURBVBjTY6AlYBOC0OEJQIK9UQHEZpUQAJJMEmCpQIiYIohiBQlBpKASUCmwBETKQiiw2QFmunOjhAncKhYLkARcCihBWwAA5n0JqdkCrS4AAAAASUVORK5CYII=)
收起 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAHlBMVEUAAABuk71wj79vlL1wl79wn79vkr1vlL5vk75vk71klGr6AAAACXRSTlMA0BDfIBDfv7/eQcl1AAAARklEQVQY02OgNXA2QbBZLCc7ICQmSpogJIQUJytAOYETFZgkhSBsVhBDcaICRAJEA6XgEjApRhAJkmoAkmxFEK2KCQw0BAA5Lgp0ywp4owAAAABJRU5ErkJggg==)
初二数学题 目标创新实验手册上的 在线等答案!!!!!!!
1牛.设一共有x名学生,票价为a元/人按照甲公司的收费方式,共要0.7a(x-360问答2)元按照乙公司的收费方式,共要0.8ax元①0.7a(x+2)>0攻欢怕全很需减企补我....
展开阅读全文 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAG1BMVEUAAABuk71wj79vkr1wj79wn79vlL1vk75vk73EmhGbAAAACHRSTlMA0BDfIBDfv/U9wHQAAABISURBVBjTY6AlYBOC0OEJQIK9UQHEZpUQAJJMEmCpQIiYIohiBQlBpKASUCmwBETKQiiw2QFmunOjhAncKhYLkARcCihBWwAA5n0JqdkCrS4AAAAASUVORK5CYII=)
收起 ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAAHlBMVEUAAABuk71wj79vlL1wl79wn79vkr1vlL5vk75vk71klGr6AAAACXRSTlMA0BDfIBDfv7/eQcl1AAAARklEQVQY02OgNXA2QbBZLCc7ICQmSpogJIQUJytAOYETFZgkhSBsVhBDcaICRAJEA6XgEjApRhAJkmoAkmxFEK2KCQw0BAA5Lgp0ywp4owAAAABJRU5ErkJggg==)