燃气灶怎么把火调大
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3/2[X/3(1/4X一l)一2=1一3/4X求解.
求解不等式(1)x^-2x+30 (3)x^w-2x+1>0(1)x^-2x+30(3)x^w-2x+1>0
x^2-4=0 x^2-2x-3=0 x^2+4x+3=0
求解x^4-x^3-4x^2-2x
传统节日你最喜欢哪个?
结果我知道是5和35,求算式.
因式分解x^2y^2-y^4-12xy+36y^2,
高中数列中遇到的问题-_-@@1/[a(a+1)(a+2)],怎么把这个东东撤成几个分式的那种呀?假设a是正整数吧,比如说1/[a(a+1)] = 1/a - 1/(a+1).
手机的好处与坏处英语作文
英语阅读理解(非选择)不用回答了,我已经知道了
3ax的二次方-3ay的二次方
已知1=X时,代数式2+b x+3ax的三次方的值为8,当x=-1时,求2+b x+3ax的三次方的值为多少?
苏武牧羊 一词多义要 “当、会、及”的
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汉意是什么
0.3ax+0.6ay+x+2y分解因式
求初一上学期英语阅读训练答案
过去式的英语作文帮我翻意Yesterday we had a Thanksgiving Campaign day in our school.We did lots of things.In the morning,I made a thank-you card and gave it to my teacher.In the afterrnoon,we had a Chinese speech contest.At the speech cont
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帮我翻一下这篇英语作文、来看看吧~~~~~it was a weekend in summer and the train was very crowded. an a old man was walking along the aisle, looking for a seat. suddenly he saw one. a small bag was lying on the seat and a well-dresse
《反悔》 和 《羚羊木雕》对比有哪些不同《反悔》作者张之和 《羚羊木雕》对比有哪些不同
V vs.the newspaper TV seems to enjoy even greater popularity than before.Some people claim that TV has already dominated the media with its great impact upon the public; others even predict that in the future,TV will replace the print media.But when
羚羊木雕为何能入中学课本在网上等
英语翻译快
制统计图时,一定要先写什么什么和什么?在试卷上制作!
X:Y:Z=3:4:5 X+Y+Z=36 二元一次方程 求出X Y Z
x=2 y=2的二元一次方程
求函数fx=x+1/x-1(x>1)的最小值,并说明当x取何值时,函数取得最小值?
定义在[0,2]上的增函数f(x)=x+3的最小值是几,最小值是几.
一篇''生活需要--''的作文
给我一篇作文,生活需要微笑.
有谁能帮我用matlab计算下矩阵最大特征值和特征向量啊?、1 10/3 5 5/33/10 1 5/3 3/51/5 3/5 1 3/103/5 5/3 10/3 1 和1 4 1 41/4 1 1/3 11 3 1 31/4 1 1/3 1