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1、第三章导数及其应用第 1 讲导数的概念及运算基础巩固题组(建议用时:40 分钟)一、填空题1设 yx2ex,则 y_.解析y2xexx2ex(2xx2)ex.答案(2xx2)ex2已知函数f(x)的导函数为f(x),且满足f(x)2x f(1)ln x,则 f(1)_.解析由 f(x)2xf(1)ln x,得 f(x)2f(1)1x,f(1)2f(1)1,则 f(1)1.答案1 3曲线 ysin xex在点(0,1)处的切线方程是 _解析ycos xex,故切线斜率为k2,切线方程为y2x1,即 2xy10.答案2xy10 4(2017 苏州调研)已知曲线 yln x 的切线过原点,则此切线的
2、斜率为 _解析yln x 的定义域为(0,),且 y1x,设切点为(x0,ln x0),则 y|xx01x0,切线方程为 yln x01x0(xx0),因为切线过点(0,0),所以 ln x01,解得 x0e,故此切线的斜率为1e.答案1e5若曲线 yax2ln x 在点(1,a)处的切线平行于 x 轴,则 a_.解析因为 y2ax1x,所以 y|x12a1.因为曲线在点(1,a)处的切线平行于 x 轴,故其斜率为 0,故 2a10,解得 a12.答案126(2017 南师附中月考)如图,yf(x)是可导函数,直线l:ykx2 是曲线 yf(x)在 x3 处的切线,令 g(x)xf(x),其中
3、 g(x)是 g(x)的导函数,则 g(3)_.解析由图形可知:f(3)1,f(3)13,g(x)f(x)xf(x),g(3)f(3)3f(3)110.答案0 7(2017 苏北四市模拟)设曲线 y1cos xsin x在点2,1 处的切线与直线xay10 平行,则实数 a_.解析 y1cos xsin2x,由条件知1a1,a1.答案1 8(2016 全国卷)若直线 ykxb 是曲线 yln x2 的切线,也是曲线 yln(x1)的切线,则 b_.解析yln x2 的切线为:y1x1 xln x11(设切点横坐标为 x1)文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8
4、N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7
5、文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:C
6、W1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5
7、Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 H
8、H6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I1
9、0I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10
10、 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7yln(x1)的切线为:y1x21xln(x21)x2x21(设切点横坐标为 x2)1x11x21,ln x11ln x21 x2x21,解得 x112,x212,bln x111ln 2.答案1ln 2 二、解答题9已知点 M 是曲线 y
11、13x32x23x1 上任意一点,曲线在M 处的切线为 l,求:(1)斜率最小的切线方程;(2)切线 l 的倾斜角 的取值范围解(1)yx24x3(x2)211,所以当 x2 时,y 1,y53,所以斜率最小的切线过点2,53,斜率 k1,所以切线方程为3x3y110.(2)由(1)得 k1,所以 tan 1,所以 0,234,.10已知曲线 yx3x2 在点 P0处的切线 l1平行于直线 4xy10,且点 P0在第三象限(1)求 P0的坐标;(2)若直线 ll1,且 l 也过切点 P0,求直线 l 的方程解(1)由 yx3x2,得 y3x21,由已知令 3x214,解之得 x 1.当 x1
12、时,y0;当 x1 时,y4.又点 P0在第三象限,切点P0的坐标为(1,4)文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T
13、2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G
14、7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N
15、3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5
16、T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN
17、4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R
18、3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7(2)直线 ll1,l1的斜率为 4,直线 l 的斜率为14.l 过切点 P0,点 P0的
19、坐标为(1,4),直线 l 的方程为 y414(x1),即 x4y170.能力提升题组(建议用时:20 分钟)11(2016 山东卷改编)若函数 yf(x)的图象上存在两点,使得函数的图象在这两点处的切线互相垂直,则称yf(x)具有 T 性质,下列函数:ysin x;yln x;yex;yx3.其中具有 T 性质的是 _(填序号)解析若 yf(x)的图象上存在两点(x1,f(x1),(x2,f(x2),使得函数图象在这两点处的切线互相垂直,则f(x1)f(x2)1.对于:ycos x,若有 cos x1 cos x21,则当 x12k,x22k(kZ)时,结论成立;对于:y1x,若有1x11x
20、21,即 x1x21,x10,x20,不存在x1,x2,使得 x1x21;对于:yex,若有 ex1 ex21,即 ex1x21.显然不存在这样的x1,x2;对于:y3x2,若有 3x21 3x221,即 9x21x221,显然不存在这样的x1,x2.答案12(2017 合肥模拟改编)点 P 是曲线 x2yln x0 上的任意一点,则点 P 到直线 yx2 的最小距离为 _文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T
21、10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4
22、R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3
23、I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码
24、:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2
25、I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7
26、 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3
27、I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7解析点 P 是曲线 yx2ln x 上任意一点,当过点 P 的切线和直线 yx2 平行时,点 P 到直线 yx2 的距离最小,直线 yx2 的斜率为 1,令 yx2ln x,得 y2x1x1,解得 x1 或 x12(舍去),故曲线 yx2ln x 上和直线 yx2 平行的切线经过的切点坐标为(1,1),点(1,1)到直线 yx2 的距离等于2,点P 到直线 yx2 的最小距离为2.答案2
28、13若函数 f(x)12x2axln x 存在垂直于 y 轴的切线,则实数a 的取值范围是_解析 f(x)12x2axln x,f(x)xa1x(x0)f(x)存在垂直于 y 轴的切线,f(x)存在零点,即 x1xa0 有解,ax1x2(当且仅当 x1 时取等号)答案2,)14已知函数 f(x)x2x,g(x)a(2ln x)(a0)若曲线 yf(x)与曲线 yg(x)在 x1 处的切线斜率相同,求 a 的值,并判断两条切线是否为同一条直线解根据题意有 f(x)12x2,g(x)ax.曲线 yf(x)在 x1 处的切线斜率为f(1)3,曲线 yg(x)在 x1 处的切线斜率为 g(1)a,所以
29、 f(1)g(1),即 a3.曲线 yf(x)在 x1 处的切线方程为yf(1)3(x1)文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编
30、码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T
31、2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G
32、7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N
33、3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5
34、T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN
35、4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7所以 y13(x1),即切线方程为3xy40.曲线 yg(x)在 x1 处的切
36、线方程为 yg(1)3(x1),所以 y63(x1),即切线方程为3xy90,所以,两条切线不是同一条直线.文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8
37、N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7
38、文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:C
39、W1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5
40、Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 H
41、H6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7文档编码:CW1T2I5Q6G7 HH6N3I10I5T10 ZN4R8N1R3I7
限制150内