已知A除以A的絕對(duì)值+B的絕對(duì)值除以B+C的絕對(duì)值除以C=1,
因?yàn)樗鼈兊暮?1,可以得出 A,B,C中有且只有一個(gè)為負(fù),且只能是B0,c>0,b
已知A除以A的絕對(duì)值+B的絕對(duì)值除以B+C的絕對(duì)值除以C=1,求(|ABC|/ABC)/(BC/|AC|*AC/|BC|*AB/|AC|)的值.
已知A除以A的絕對(duì)值+B的絕對(duì)值除以B+C的絕對(duì)值除以C=1,求(|ABC|/ABC)/(BC/|AC|*AC/|BC|*AB/|AC|)的值.
|ABC|為A*B*C的絕對(duì)值
|ABC|為A*B*C的絕對(duì)值
數(shù)學(xué)人氣:643 ℃時(shí)間:2019-08-19 06:12:11
優(yōu)質(zhì)解答
我來(lái)回答
類(lèi)似推薦
- 在三角形ABC中,已知BC的絕對(duì)值等于2,AB的絕對(duì)值除以AC的絕對(duì)值等于M,求點(diǎn)A的軌跡方程
- a.b.c是非零的有理數(shù),求ab/絕對(duì)值ab+bc/絕對(duì)值bc+ac/絕對(duì)值ac+abc/絕對(duì)值abc的值.
- RT,abc是非零實(shí)數(shù),求ab/絕對(duì)值ab+bc/絕對(duì)值bc+ac/絕對(duì)值ac+abc/絕對(duì)值abc.寫(xiě)出所有情況,寫(xiě)完整,求高手解答
- 設(shè)a.b.c都是非零實(shí)數(shù),求ab的絕對(duì)值/ab+bc/bc的絕對(duì)值 +ac的絕對(duì)值/ac +abc/abc的絕對(duì)值 的值.
- 若abc≠0則a除以a的絕對(duì)值+b除以b絕對(duì)值+c除以c的絕對(duì)值的所有可能
- 地暖進(jìn)水管和回水管都開(kāi)著,水不循環(huán)什么原因
- 培優(yōu)訓(xùn)練
- "紀(jì)昌學(xué)射"```幫幫忙啊```
- 已知二次函數(shù)f(x)是偶函數(shù),且經(jīng)過(guò)點(diǎn)(3,6)求它的解析式.謝
- “理想很豐滿(mǎn),現(xiàn)實(shí)很骨感”這句話(huà)是什么意思呀?
- it is convenient for you to do 這里for you在句中是什么結(jié)構(gòu)
- 將na2co3和nahco3混合物30克配成一升溶液,測(cè)得溶液的ph=10.62,溶液含NA2CO3幾克?
猜你喜歡
- 1問(wèn)幾道小學(xué)六年級(jí)數(shù)學(xué)的題,分高.
- 2向量的運(yùn)算法則
- 3did what buy food you for Daming 怎么排列順序
- 4z=1+根號(hào)3i分之-2,i為虛數(shù)單位,argz=
- 5寫(xiě)兩篇關(guān)于治水金點(diǎn)子的作文
- 6甲乙兩人從a地到b地,甲需1小時(shí),乙需40分鐘,若甲先出發(fā)10分鐘,則乙追上甲需用多少分鐘 要算式和講解.
- 7求翻譯一下這段內(nèi)容,謝謝!
- 8try ……on的意思
- 9but的用法之一
- 10Li Guanghua is good at playing foot.(同義句轉(zhuǎn)化)LI Guanghua is ()very ()()().
- 11______ (Much/Lots) of them can speak English quite well.
- 12雞的只數(shù)是鴨的2分之1,鵝的只數(shù)是雞的3分之1,鵝的只數(shù)為鴨的幾分之幾?