今天没作业300

被减数是140,减数与差数的比是3:4,差是80. 已知圆C经过点A(0,5),B(1,-2),D(-3,-4).求圆C的方程 用中垂线方法 How long ___he____ the library book.A.has,borrow B.has,kept C.has,bought D.did ,buy 已知三角形ABC中A(2-,1)B(4,3)C(3,-2)求BC边上的高所在直线方程,AB边中垂线方程 被减数是四十减数与差的比是五比三减数是多少差是多少 已知被减数,减数,差之和为40,减数与差的比是3：2,问被减数和减数各是多少?要详解, 毫不可惜造句 钻石戒指价格 you can keep the library book for two 我查到的不通 回答必采纳.要算式 真有点遗憾造句真有点遗憾在最后 被减数、减数与差的积是80,差与减数的比是5:3,差是多少? 被减数、减数与差的和是80,差与被减数的比是3:5,差是.说为什么. 被减数是80,减数与差的比是5：3,减数是（ ）． 已知函数f（x）=2x+3,g（x）=kx+b（k≠0）,且f【g（x）】=g【f（x）】对任意的x恒成立求b,k的关系式当x∈【-1,1】时,g（x）的最大值比最小值大2,求b,k的值 已知函数f(x)=x^2+2x+1,如果使f(x) 以A（1,3）,B（-5,1）为端点的线段垂直平分线的方程是（什么阿） 被减数,减数和差相加得536,已知减数是差的3倍,差是几? 被减数、减数于差相加得536,已知减数是差的3倍,求减数. 被减数,减数与差相加得536,一直减数是差的3倍,求减数 被减数、减数和差相加得536,以知差是减数的1/3,那么差是多少? 求八年级年度总复习参考答案新课标人教版,八年级上第二单元答案 八年级复习直升机历史与社会哪有卖? Their preferred route,should finish the knees Many students believe the choice of theur courses should ( ) their own interestA.be based on B.base on C.be basing on D.base at 英语翻译The teams should come to the review with the colour print out oftheir section of the digital booklet The people in the village buy their stamps in Colin and Sarah's house什么意思 You should walk at the sidewalk____at tile side of the road.一篇完形填空题,那个空空为什么不能填and呢?我理解的是：你应该在人行道上走并且走在有瓷砖的那边.这样不对吗? 翻译下I shall at tempt to convince you that tile place of women is in the home. 翻译： We should ride bikes on right of the road in our country. Like drivers of buses, we must follow all traffic signs. All of us put a lot of love into making the yearbook.如何翻译. 1.tap into 是什么意思..怎么翻译这句话 2.make perfect sense, tell apart 什么意思.如何翻译 .1.we need leaders once again who cap into the special blend of American confidence and optimism that has enabled generations before us to me