空间点到平面距离公式

i will call you tomorrow 的中文意思是什么 where is the picture which you bought yesterday?这里用which有错吗? I will call you tomorrow(同意句转换） 这名演员叫什么?她主演的这部电影的名字和地址? walk past为什么walk后跟介词past 已知奇函数y=f(x)的定义域为{x│x≠0,x∈R},若f(x)在（-∞,0）上是单调递增函数,且f(-1)=0,求不等式xf(x)＜0的解集. 已知y=f（x）定义域为（0,+无限大）,且是单调函数,并且满足f（2）=1,f（x/y）=f（x）-f（y）.（1）求证f（x²）=2f（x）（2）求f（1）的值（3）若f（x）-f（x+3）≤2,求x的取值范围 求学历高解答 Were you interested in them?(变陈述句） where __you ___the picture___?A have had took B had had taken C did have taken D have took /请问这个题目应该如何做呢 答案是C he had the name of Willian Henry after his father and grangfather He was n___william herry after his father and drandfather. 苏教版初一上册数学拓展强化导学练10到11页的答案,要清楚有一列数0，18，48，100，——根据规律在横线上应该填多少？请你把这个数填在横线上。 求使√x+√y=√99成立的整数对能够给出过程最好 已知12+根号5=x+y,其中x是整数,且0＜y＜1,求x-y+根号5的平方根. What's the other name of Father Christmas aside from Santa Claus?请回答不要翻译 What's this?（）is a photo of my famiy. 比较2X和X的平方的大小关系当X=（ ）时,X的平方>2X当X=（ ）时,X的平方 1.某项工作,甲独做4天完成,乙独做8天完成,现在甲先做一天,然后和乙共同完成余下的工作,问完成这项工作共需要几天?2.已知兄弟三个岁数的和是30,如果大哥的岁数减2,二哥的岁数加2,弟弟的岁 若f（X）=x平方-2x+2,则f（-1）与f（π）的大小关系是? 要是我们能够在今天结束的时候把这首唐诗译成英文就好了!（at the bottom of）上面那是个句子 要翻译成英文! 求证：对任何整数x(1),x(2),…x(14)都不能满足x(1)^4+x(2)^4+…x(14)^4=1999最后式子应该是x(1)^4+x(2)^4+…+x(14)^4=1999漏了一个加号 先化简,再求值2b^2+(a+b)·(a-b)-(a-b)^2,其中a=－3,b=1/2 我大声的喊 是用call什么?（后面加什么介词） CALL某人用什么介词there is a telephone call （ ） you,Kate.Please tell me its _______(important).I can call her for [more information](对中括号内容提问)____can you call her ______?Does Babara go to work_____bus or ___foot? She went to Bristol yesterday 用where针对Bristol提问 3(x-y)=9,x^2+y^2=111.xy的值 2.3x^2-3xy^2 当x=3又4分之3,y=-|-9又11分之5| z=-（2.25）,求（-x) +（-y）+z的值一小时内交答案 i found she went to the same place _ i went to.A which B as C where 求详解 She went to the b____to enjoy the sands 关于“avoid、call、come”的介词短语 he doesn't know____________.这是一句宾语从句对吧,宾语从句用陈述句语序对吧,陈述句语序为关联词＋主语＋谓语＋其他对吧.那为什么正确答案是where his food is 而不是where is his food is 不是谓语么? Can you pick it up for me,please改为祈使句