山西省朔州市平魯區(qū)李林中學(xué)高三數(shù)學(xué)《24導(dǎo)數(shù)的概念及其運(yùn)算小卷(二)》小練習(xí)理

3山西省朔州市平魯區(qū)李林中學(xué)高三理科數(shù)學(xué)編號(hào) 24導(dǎo)數(shù)的概念及其運(yùn)算小卷(二)小練習(xí) c nrf (x0 h) - f (x0 -3h)1 右 f(Xo)=-3,貝 u “m二()A. 4 . B . -6C . 9D . -122. f(x)與g(x)是定義在R上的兩個(gè)可導(dǎo)函 數(shù)，若f(x), g(x)滿足f(x) = g(x)，則f (x)與 g(x)滿足()A. f(x)=g(x)B . f (x) g(x)為常數(shù)函數(shù)C. f(x)=g(x)=0 D . f (x) + g(x)為常數(shù)函數(shù)冗3 .設(shè)函數(shù)f (x) =sin(cox + ) 1 (。a0)的導(dǎo)函數(shù)f(x)的最大值 為3,則f(x)圖象的一 6條對(duì)稱軸方程是()兀兀兀兀A. x = _ B . x = _ C . x =. D. x =-4 .已知函數(shù)f (x) =kcosxf (x) = kcosx的圖象經(jīng)過點(diǎn) P( ,1) P技，1則函數(shù)圖象上過點(diǎn)P的切線斜率等于()A. 1B.V3C . -V3D. - 15 .函數(shù)y = f (x)的圖象過原點(diǎn)且它的導(dǎo)函數(shù)y = f (x)的圖象是如圖所示的一條直線，則y = f (x)的圖象的頂點(diǎn)在()A.第I象限 B .第n象限 C .第.出象限 D.第IV象限6 .曲線y=x3+11在點(diǎn)P(1,12)處的切線與y軸交點(diǎn)的縱坐標(biāo)是()A. 9. B . 3 C .9 .D. 157 .已知 f(x)=logax(a >1)的導(dǎo)函數(shù)是 f(x),記 A= f(a), B = f(a + 1)f (a),C = f(a +1),則()A. AaBaC B . A>C > BC. B >A>C D. C>B>A1.8 .已知函數(shù) f (x) =xp+qx +r, f (1) = 6, f(1) = 5, f(0) =3 , an =, n= N+,f(n)則數(shù)列an的前n項(xiàng)和是()A.B.C.n - 12n 4D.2n 49 .設(shè)函數(shù)f (x) =cos( J3x +中)(0中 兀)，若fx) f(x為奇函數(shù)，則邛=10 .如圖，函數(shù)y=f(x)的圖象在點(diǎn)P(5, f(5)處的切線方程是y = x + 8 ,則f(5) f (吩11 .求下列函數(shù)的導(dǎo)數(shù)(1) y = cos3 2x e ；(2) y =lg .1 -x2 .12.已知直線li為曲線y=x2+x-2在點(diǎn)(1,0)處的切線，12為該曲線的另一條切線，且li 12.(1)求直線12的方程；(2)求由直線1八12和x軸所圍成的三角形的面積.