才华英文

计算【5x的4次方*3分之3-5的3次方*3的2次方+5的2次方*3】除以15 求1/(√x+1)+1的不定积分 求1/x(x+1)的不定积分 Tim was a very poor boy ,but now he is very rich .Every dog has its day .(question:“Every dog has its day”翻译成汉语意思是什么?） 1过A（-1,3）且和两坐标轴围成的三角形是等腰三角形的直线方程2过P（-1,3）且两坐标轴组成三角形的面积为2,求直线方程.4直线x+3y+m=0和3x-y+m=0的关系. 已知f(x)是二次函数,且满足f(0)=1,f(x+1)-f(x)=2x,求f(x). 比较a^+b^ 和2a-8b-17的大小 比较a2+b2与2(2a-b)-5的大小 the poor boy is r_____to the king.so he can be rich very soon.如何填空还有 Mr.clark makes a l_______by selling small souvenirs.Their coach was t______between the match and friendship .He doesn't know what to dothe host says "every guest must ma He came from a family.The family was very poor.改为复合句.He came from a family was very poor 某公司推出了一种高效环保型洗涤用品,年初上市后,公司经历了从亏损到盈利的过程,图中的二次函数图像（部分）刻画了了该公司年初以来累计利润s（万元）与销售时间t(月）之间的关系（ (y+1)(y+2)(y+3)-7乘8乘9 分解因式 (1十40%）X乘0.8-X=3.6 x:40=0.6:1.6 广东八年级下册物理第一章主要学什么? 已知函数f(x)=ax2-c满足-4 已知函数f(x)=ax2-c满足-4 X+8/X=40 已知2的2n+1次方+4的n次方=48,则n=_______. the boys are playing with their friends.their friends提问 有谁知道红军“四渡赤水”“爬雪山”“过草地”的资料,要简短点儿.我急用!要简短一点儿,我要抄的. 哪个翻译器最好用啊.翻译的语法要准确拜托了各位 I used to chew gum a lot.怎么译,a lot是什么成分 Amy used to chew gum a lot变为否定句Amy used to chew gum a lot (变为否定句)Amy ___ to chew gum a lotMy father doesn't smoke any more (改为同义句）My father ___ ___ ___ 1 He 2 to 3 lot 4 a 5 gum 6 used 7 chew连词成句 Jim used to chew gum ________.A.a lots B.lots of C.a lot D.a lot of 试论战国时期的王道与霸道之争写篇论文.希望给写好的建议,或者好的参考书目.有追分``` 结合“施仁政”的谈谈扬王道和倡霸道概括的说,中国古代君主的治国方略不外乎两种,一种是扬王道,一种是倡霸道.结合《孟子》中的有关“施仁政”的论述谈谈你的理解 They stayed at school to h___their teacher.缺词填空 Hansel and Gretel do not listen to their teacher at school.Instead they secretly play a game calle 40%x-1.6*8=3.6 函数y=x(1-3x),x属于(0,1/3),求其最大值,答案是1/12我想问：不用图像,用基本不等式（a+b/2>=根号ab）怎样求出这个答案?