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《高三數(shù)學(xué)查漏補(bǔ)缺專題訓(xùn)練:導(dǎo)數(shù)的計(jì)算》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在應(yīng)用文檔-天天文庫(kù)。
1、導(dǎo)數(shù)的計(jì)算一、選擇題 1.若,則等于()A.B.C.D.2.若函數(shù)在區(qū)間內(nèi)可導(dǎo),且則的值為()A.B.C.D.3.函數(shù)在點(diǎn)處的導(dǎo)數(shù)是()A.B.C.D.4.設(shè)為可導(dǎo)函數(shù),且滿足,則過曲線上點(diǎn)(1,)處的切線斜率為()A.2B.-1C.1D.-25.已知函數(shù),若存在,則A.B.C.D.6.(安徽信息交流)已知數(shù)列中,則???A.?????????????B.????????????????C.?????????????????D.7.f(x)是定義在(0,±∞)上的非負(fù)可導(dǎo)函數(shù),且滿足xf(x)+f(x)≤0,對(duì)任意正數(shù)a、b,若a<b,則必有A.af(b)≤bf(a)???????
2、???????????????????????B.bf(a)≤af(b)C.af(a)≤f(b)???????????????????????????????D.bf(b)≤f(a)8.已知曲線,則切點(diǎn)的橫坐標(biāo)為??(???)??????A.3????????????????????????B.2???????????????????????C.1????????????????????????D.9.函數(shù)y=f(x)在定義域內(nèi)可導(dǎo),其圖象如圖,記y=f(x)的導(dǎo)函數(shù)為則不等式≤0的解集為???????????????????????????????????????????????
3、????????????????????????(???)??????A.??????????B.??????C.?????????D.10.已知點(diǎn)在曲線:上,且曲線在點(diǎn)處的切線與直線垂直,則點(diǎn)的坐標(biāo)為? A.(1,1)????B.(-1,0)???C.(-1,0)或(1,0)????D.(1,0)或(1,1)11.若曲線y=x4的一條切線L與直線垂直,則L的方程是(????)A.4x-y-3=0?????????B.x+4y-5=0?????????C.4x-y+3=0?????????D.x+4y+3=012.?已知二次函數(shù)的圖象如圖1所示,則其導(dǎo)函數(shù)的圖象大致形狀是( )二
4、、填空題 13.函數(shù)在處的導(dǎo)數(shù)值為__________.14.已知函數(shù)的導(dǎo)函數(shù)為,且滿足則=.15.設(shè),則函數(shù)中的系數(shù)是______________。16.過原點(diǎn)作曲線的切線,則切點(diǎn)的坐標(biāo)為,切線的斜率為.三、解答題 17.求函數(shù)的導(dǎo)數(shù)。18.求函數(shù)的導(dǎo)數(shù)。答案一、選擇題1.A解析:2.B解析:3.D解析:4.D5.D6.答案:D?解析:(考查簡(jiǎn)單分段函數(shù)的導(dǎo)數(shù)運(yùn)算)?????解:當(dāng)時(shí)??????????當(dāng)時(shí)??所以7.答案:A解析:設(shè)F(x)=,則,故F(x)=為減函數(shù),由a<b有,選A8.答案:A9.答案:A10.答案:C11.答案:A12.B二、填空題13.14.-3015.
5、4016.(1,e),e三、解答題17.解析:18.解析:。