2013-2014学年高一人教B版数学必修四40分钟课时作业：2-1-14向量的概念.pptpage1page2page3page4page5page6page7page8page9page10page11page12page13page14page15page16page17page18page19page20page21page22 

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2-3-1、2.pptpage1page2page3课前预习目标课堂互动探究page4page5page6page7page8page9page10page11page12page13page14page15page16page17page18page19page20page21page22page23page24page25page26page27page28page29page30page31page32page33page34page35page36page37page38page39page40page41page42page43page44page45 

2-2-3.pptpage1page2page3课前预习目标课堂互动探究page4page5page6page7page8page9page10page11page12page13page14page15page16page17page18page19page20page21page22page23page24page25page26page27page28page29page30page31page32page33page34page35 

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2-1-5.pptpage1page2page3课前预习目标课堂互动探究page4page5page6page7page8page9page10page11page12page13page14page15page16page17page18page19page20page21page22page23page24page25page26page27page28page29page30page31page32page33page34page35page36page37page38page39page40page41page42page43page44page45 

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第二章  平面向量（B）　　(时间：120分钟　满分：150分)　　　　一、选择题(本大题共12小题，每小题5分，共60分)　　1．已知向量a＝(4,2)，b＝(x,3)，且a∥b，则x的值是(　　)　　A．－6       B．6        C．9       D．12　　2．下列命题正确的是(　　)　　A．单位向量都相等　　B．若a与b共线，b与c共线，则a与c共线　　C．若|a＋b|＝|a－b|，则a·b＝0　　D．若a与b都是单位向量，则a·b＝1．　　3．设向量a＝(m..

第二章  平面向量（A）　　(时间：120分钟　满分：150分)　　　　一、选择题(本大题共12小题，每小题5分，共60分)　　1．与向量a＝(1，)的夹角为30°的单位向量是(　　)　　A．(，)或(1，)          B．(，)　　C．(0,1)                      D．(0,1)或(，)　　2．设向量a＝(1,0)，b＝(，)，则下列结论中正确的是(　　)　　A．|a|＝|b|     ..

　　第二章  章末复习课　　　　课时目标　1．掌握向量的线性运算及其几何意义．2．理解共线向量的含义、几何表示及坐标表示的条件．3．掌握数量积的含义、坐标形式及其应用．21·世纪*教育网　　　　知识结构　　　　　　　　一、选择题　　1．若向量a＝(1,2)，b＝(－3,4)，则(a·b)(a＋b)等于(　　)　　A．20                         B．(－10,30)　　C．54     ..