八年级上生物期末试卷

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求解 负数如何取余.如10^-1 mod 3 谢谢. 已知甲圆的半径等于乙圆的直径长,且它们的面积之和是125平方厘米,求乙圆的面积是多少? 1.The noise from the outside was so loud that I had to struggle .A.to be heard B.to have heard C.to hear D.being heardC为什么不行,我不得不斗争着去听.而是被听?2.—I feel really disappointed not to have got the job.—Don 指数求余mod请问 15^96 mod 9767^72 mod 7367^73 mod 73 (1)There were six people at the table and they askeb the waiter for____and____.A:two cups of tea ,four coffee,B:two teas,four coffee C:two teas,four coffees D:two cup of tea,four cup of coffee (2)A woman with her husband,both looking very anx 1.——you not to take it?A what stupid it was for B what sutupid was it for C how stupid it was of D how stupid was it of2.Do you know how long ——to leave nanjing to beijing?A does it take you B will it take you C it takes you D you take it 要 证明:如果函数f(x)当x→a时的极限存在,则函数f(x)在a的某个去心邻域内有界. 函数f(x)在x0的某去心领域内有无界,与f(x)在x0处极限是或存在有什么关系? 英语翻译1.A man is 48 years old.He asks the other man how old he is.The other man answers:"I am twice as old as you were when i was as old as you are today." How old is the other man?CA.32 B.48 C.64 D.802.A rancher is building an open-ended(strai 做英语的主题调查应该选什么主题?请问各位做英语的主题调查应该选什么主题?是课题组的. 解出来,要过程的,80X+50(100-X)≤6000谢谢了 英语问题我选B答案A求解析A computer dose only what thinking people___.A.have it do B.have it done C.have done it D.having it done 4800/X=6000/X+50要过程 英语26个选择题.我知道答案,求每个题的解析、 51.This is the bag _____ my mother bought yesterday.A.that B.who C.whom D.this 52.The man _____ lives next to us is my English teacher.A.who m B.which C.who D./ 53.The girl _____ you saw i 请看看我,我知道这个问题的答案.英语 已知函数f (x)=(2-x)/(x+1).是否存在负数x0,使得f(x0)=3的x次方成立,若存在求出x0,若不存在,请说明理由 已知函数f(x)=x的三次方减去x的平方加上二分之一x再加四分之一,证明存在a属于0到二分之一,使得f(a)=a 1+1=? 0.2乘6=20%x用方程解,2乘70%x=4.2 3/4x-12=3/5x 这个方程怎么解? 还有求方法,仔细一点.满意可以追加5!速速速速! 已知函数f(x)=x^2+ax+c,g(x)=lnx+c,a c∈R若对x1,x2∈R,且x1 已知函数f(x)=lnx/x,导函数为f(x)'.在区间[2,3]上任取一点x0,使得f'(x0)>0的概 (3000-X)/(6000+X)=25% 如何算出来的 9000/30+x=6000/50+x+3000/X求解 块 来不及了 在公式s=x+vt中,已知s=100,x=25,v=10 ,求t 陈述句改反问句 讲桌上的那束鲜花,正表达了我们对老师的一片深情 81x-342=76×(x-2)这个方程怎么解答 68-X=68这个方程怎么解 68%x=x-320这个方程怎么解 求该方程的X 81x²-49=0而又不要复杂的,用平方根求 写盆景的作文300字左右求一个 描写这盆花的作文