作业帮填空题：若a2(就是a的平方)+b2-4a+2b+5=0,则ab的值为__若X2-4XY+5Y2-2Y+1=0,那么Y的X次方的值为___一次函数Y=X+5的图像讲过点P(a,b)和Q(c,d)计算a(c-d)+b(d-c)=___数2的24次方-1在0-10之间的因数有____若x2+x+1=0则X3
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填空题：若a2(就是a的平方)+b2-4a+2b+5=0,则ab的值为__若X2-4XY+5Y2-2Y+1=0,那么Y的X次方的值为___一次函数Y=X+5的图像讲过点P(a,b)和Q(c,d)计算a(c-d)+b(d-c)=___数2的24次方-1在0-10之间的因数有____若x2+x+1=0则X3
填空题：若a2(就是a的平方)+b2-4a+2b+5=0,则ab的值为__
若X2-4XY+5Y2-2Y+1=0,那么Y的X次方的值为___
一次函数Y=X+5的图像讲过点P(a,b)和Q(c,d)计算a(c-d)+b(d-c)=___
数2的24次方-1在0-10之间的因数有____
若x2+x+1=0则X3+2X2+2X+3=__
因式分解：7X的n+1次方-14的n次方+7的n-1次方（n是大于1的整数）
已知矩形的周长为16cm 它的两边a、b都为整数且满足a-b-a2+2ab-b2+2=0求其面积
求证：81的7次方-27的9的次方-9的13次方能被45整除
已知：a=2009X+3,b=2009X+2 C=2009x+1 求a2+b2+c2-ab-bc-ac
英语：根据句意和所给首字母提示完成单词:
1.My dream is to have a big c______and I will be a boss.
2.Yuan Longping is a great s_______.
3.Robots can help us do s_______and boring jobs over and over again
4.Cheng Wei looked for his chair e_____yesterday but he didn't find it.
5.New robots will have many different s_______in the future
6.It's 11 o'clock now and they have a_______ had lunch
7.He was b______with his job.
8.Come as quickly as p_________,please
9.Light travels faster than s__________
10.It will be u__________for her to have no news of her family
就这么多了- - 直接答案也行了.
填空题：若a2(就是a的平方)+b2-4a+2b+5=0,则ab的值为__若X2-4XY+5Y2-2Y+1=0,那么Y的X次方的值为___一次函数Y=X+5的图像讲过点P(a,b)和Q(c,d)计算a(c-d)+b(d-c)=___数2的24次方-1在0-10之间的因数有____若x2+x+1=0则X3
英语 首字母填空 3 题 simpie 在八下第一单元的reading的倒数的五行
7题 bored 因为bored是厌烦的,厌倦的意思
祝你英语学得更好!
我也初二升初三，一般暑假作业都在百度能查到的
ab的值为-2
值为1
25
1.2.4.8
2
1.company
2.sciencist
3.simple
4.
5.signs
6.already
7.busy
8.possible
9.sound
10.ugly