新高考數(shù)學(xué)一輪復(fù)習(xí)百題刷過關(guān)專題09 三角函數(shù)與三角恒等變換經(jīng)典必刷小題100題(原卷版)

專題09三角函數(shù)與三角恒等變換經(jīng)典必刷小題100題任務(wù)一:善良模式(基礎(chǔ))1-40題一、單選題1．為了得到函數(shù)SKIPIF1<0的圖象．只需把函數(shù)SKIPIF1<0的圖象上所有的點(diǎn)（）A．向左平行移動(dòng)SKIPIF1<0個(gè)單位長(zhǎng)度B．向右平行移動(dòng)SKIPIF1<0個(gè)單位長(zhǎng)度C．向左平行移動(dòng)SKIPIF1<0個(gè)單位長(zhǎng)度D．向右平行移動(dòng)SKIPIF1<0個(gè)單位長(zhǎng)度2．已知SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．2 D．33．設(shè)函數(shù)SKIPIF1<0，則下列結(jié)論錯(cuò)誤的是（）A．SKIPIF1<0的最大值為SKIPIF1<0B．SKIPIF1<0的一個(gè)零點(diǎn)為SKIPIF1<0C．SKIPIF1<0的最小正周期為SKIPIF1<0D．SKIPIF1<0的圖象關(guān)于直線SKIPIF1<0對(duì)稱4．把函數(shù)SKIPIF1<0圖像上所有點(diǎn)的橫坐標(biāo)縮短到原來的SKIPIF1<0倍，縱坐標(biāo)不變，再把所得曲線向右平移SKIPIF1<0個(gè)單位長(zhǎng)度，得到函數(shù)SKIPIF1<0的圖像，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<05．將函數(shù)SKIPIF1<0的圖象向右平移SKIPIF1<0個(gè)單位長(zhǎng)度后得到SKIPIF1<0的圖象.若SKIPIF1<0在SKIPIF1<0上單調(diào)遞增，則SKIPIF1<0的取值范圍為（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<06．已知函數(shù)SKIPIF1<0，SKIPIF1<0的圖象如圖所示，則該函數(shù)的解析式可能為（）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<07．化簡(jiǎn)SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．28．已知SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<09．已知函數(shù)SKIPIF1<0，現(xiàn)將SKIPIF1<0的圖象向左平移SKIPIF1<0個(gè)單位，再將所得圖象上各點(diǎn)的橫坐標(biāo)縮短為原來的SKIPIF1<0倍，縱坐標(biāo)不變，得到函數(shù)SKIPIF1<0的圖象，則SKIPIF1<0在SKIPIF1<0的值域?yàn)椋ǎ〢．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<010．函數(shù)SKIPIF1<0的圖像沿SKIPIF1<0軸向右平移SKIPIF1<0個(gè)單位(SKIPIF1<0)，所得圖像關(guān)于SKIPIF1<0軸對(duì)稱，則SKIPIF1<0的最小值為（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<011．將函數(shù)SKIPIF1<0（SKIPIF1<0）在SKIPIF1<0上單調(diào)遞減，則SKIPIF1<0的取值范圍為（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<012．已知銳角α，β滿足sinα－cosα＝SKIPIF1<0，tanα＋tanβ＋SKIPIF1<0tanαtanβ＝SKIPIF1<0，則α，β的大小關(guān)系是（）A．α<SKIPIF1<0<β B．β<SKIPIF1<0<αC．SKIPIF1<0<α<β D．SKIPIF1<0<β<α13．函數(shù)SKIPIF1<0的部分圖象如圖所示，要得到SKIPIF1<0的圖象，只需將SKIPIF1<0的圖象（）A．向右平移SKIPIF1<0個(gè)單位長(zhǎng)度 B．向右平移SKIPIF1<0個(gè)單位長(zhǎng)度C．向左平移SKIPIF1<0個(gè)單位長(zhǎng)度 D．向左平移SKIPIF1<0個(gè)單位長(zhǎng)度14．已SKIPIF1<0，且SKIPIF1<0則SKIPIF1<0等于（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<015．將函數(shù)SKIPIF1<0的圖象向左平移SKIPIF1<0個(gè)單位長(zhǎng)度后，得到函數(shù)SKIPIF1<0的圖像，則函數(shù)SKIPIF1<0的圖象的一個(gè)對(duì)稱中心是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<016．函數(shù)SKIPIF1<0的圖像最近兩對(duì)稱軸之間的距離為SKIPIF1<0，若該函數(shù)圖像關(guān)于點(diǎn)SKIPIF1<0成中心對(duì)稱，當(dāng)SKIPIF1<0時(shí)m的值為（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<017．已知角SKIPIF1<0的終邊與單位圓SKIPIF1<0交于點(diǎn)SKIPIF1<0，則SKIPIF1<0等于（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<018．已知SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<019．已知SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<020．已知SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<0二、多選題21．已知向量SKIPIF1<0，SKIPIF1<0，若SKIPIF1<0與SKIPIF1<0共線，則下列說法正確的是（）A．函數(shù)SKIPIF1<0的最小正周期為SKIPIF1<0B．函數(shù)SKIPIF1<0在SKIPIF1<0上單調(diào)遞增C．直線SKIPIF1<0是SKIPIF1<0圖象的一條對(duì)稱軸D．將SKIPIF1<0的圖像向左平移SKIPIF1<0個(gè)單位得到函數(shù)SKIPIF1<0的圖象22．將函數(shù)SKIPIF1<0的圖象向左平移SKIPIF1<0個(gè)單位長(zhǎng)度后得到函數(shù)SKIPIF1<0的圖象，則下列說法正確的是（）A．SKIPIF1<0B．函數(shù)SKIPIF1<0的圖象關(guān)于點(diǎn)SKIPIF1<0成中心對(duì)稱C．函數(shù)SKIPIF1<0的最小正周期為SKIPIF1<0D．函數(shù)SKIPIF1<0的一個(gè)單調(diào)遞增區(qū)間為SKIPIF1<023．已知SKIPIF1<05，下列計(jì)算結(jié)果正確的是（）A．SKIPIF1<0 B．SKIPIF1<02C．SKIPIF1<0 D．SKIPIF1<024．已知SKIPIF1<0，SKIPIF1<0，則下列結(jié)論正確的是（）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<025．已知函數(shù)SKIPIF1<0為偶函數(shù)，SKIPIF1<0，則常數(shù)θ的可能值為（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<026．已知函數(shù)SKIPIF1<0，則（）A．SKIPIF1<0是周期為SKIPIF1<0的周期函數(shù)B．SKIPIF1<0的值域是SKIPIF1<0C．SKIPIF1<0在SKIPIF1<0上單調(diào)遞增D．將SKIPIF1<0的圖像向左平移SKIPIF1<0個(gè)單位長(zhǎng)度后，可得到一個(gè)奇函數(shù)的圖像27．若將函數(shù)SKIPIF1<0的圖象向右平移SKIPIF1<0個(gè)單位長(zhǎng)度，得到函數(shù)SKIPIF1<0的圖象，則下列說法正確的是（）A．SKIPIF1<0的最小正周期為SKIPIF1<0 B．SKIPIF1<0在SKIPIF1<0上的最大值為1C．SKIPIF1<0是函數(shù)SKIPIF1<0圖象的對(duì)稱軸 D．SKIPIF1<0在區(qū)間SKIPIF1<0上單調(diào)遞減28．已知函數(shù)SKIPIF1<0的部分圖像如圖所示，若將函數(shù)SKIPIF1<0的圖像縱坐標(biāo)不變，橫坐標(biāo)縮短到原來的SKIPIF1<0，再向右平移SKIPIF1<0個(gè)單位長(zhǎng)度，得到函數(shù)SKIPIF1<0的圖像，則下列命題正確的是（）A．函數(shù)SKIPIF1<0的解析式為SKIPIF1<0B．函數(shù)SKIPIF1<0的解析式為SKIPIF1<0C．函數(shù)SKIPIF1<0圖像的一條對(duì)稱軸是直線SKIPIF1<0D．函數(shù)SKIPIF1<0在區(qū)間SKIPIF1<0上單調(diào)遞增29．已知函數(shù)SKIPIF1<0，ω>0．若函數(shù)SKIPIF1<0在SKIPIF1<0上恰有2個(gè)零點(diǎn)，則ω的可能值是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<030．下列結(jié)論正確的是（）A．SKIPIF1<0是第三象限角B．若圓心角為SKIPIF1<0的扇形的弧長(zhǎng)為SKIPIF1<0，則該扇形面積為SKIPIF1<0C．若角SKIPIF1<0的終邊過點(diǎn)SKIPIF1<0，則SKIPIF1<0D．若角SKIPIF1<0為銳角，則角SKIPIF1<0為鈍角第II卷（非選擇題）三、填空題31．已知SKIPIF1<0，則SKIPIF1<0___________.32．已知SKIPIF1<0，若SKIPIF1<0，則SKIPIF1<0_________.33．已知函數(shù)SKIPIF1<0(SKIPIF1<0，SKIPIF1<0)，其圖象相鄰的對(duì)稱軸與對(duì)稱中心之間的距離為SKIPIF1<0，且SKIPIF1<0是一個(gè)極小值點(diǎn).若把函數(shù)SKIPIF1<0的圖象向左平移SKIPIF1<0個(gè)單位長(zhǎng)度后，所得函數(shù)的圖象關(guān)于直線SKIPIF1<0對(duì)稱，則實(shí)數(shù)SKIPIF1<0的最小值為___________.34．已知：SKIPIF1<0，則SKIPIF1<0的最大值是___________.35．已知SKIPIF1<0，則SKIPIF1<0__________．36．已知SKIPIF1<0，則SKIPIF1<0__________.37．函數(shù)SKIPIF1<0的圖象如圖所示，則SKIPIF1<0________.38．函數(shù)SKIPIF1<0的部分圖象如圖所示，則SKIPIF1<0______.39．若SKIPIF1<0，則滿足SKIPIF1<0的SKIPIF1<0的取值范圍為______________；40．已知SKIPIF1<0，且SKIPIF1<0，則SKIPIF1<0的值為__________．任務(wù)二:中立模式(中檔)1-40題一、單選題1．已知函數(shù)SKIPIF1<0在SKIPIF1<0上恰有SKIPIF1<0個(gè)零點(diǎn)，則SKIPIF1<0的取值范圍是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<02．已知函數(shù)SKIPIF1<0的圖象的一條對(duì)稱軸為SKIPIF1<0,則下列結(jié)論中正確的是（）A．SKIPIF1<0是SKIPIF1<0圖象的一個(gè)對(duì)稱中心B．SKIPIF1<0是最小正周期為SKIPIF1<0的奇函數(shù)C．SKIPIF1<0在SKIPIF1<0上單調(diào)遞增D．先將函數(shù)SKIPIF1<0圖象上各點(diǎn)的縱坐標(biāo)縮短為原來的SKIPIF1<0，然后把所得函數(shù)圖象再向左平移SKIPIF1<0個(gè)單位長(zhǎng)度，即可得到函數(shù)SKIPIF1<0的圖象3．若函數(shù)SKIPIF1<0在區(qū)間SKIPIF1<0內(nèi)單調(diào)，且SKIPIF1<0是SKIPIF1<0的一個(gè)對(duì)稱中心，則SKIPIF1<0的值可以是（）A．6 B．SKIPIF1<0 C．9 D．SKIPIF1<04．若SKIPIF1<0，則SKIPIF1<0的值為（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<05．已知函數(shù)SKIPIF1<0，當(dāng)SKIPIF1<0時(shí)，SKIPIF1<0，SKIPIF1<0，則下列結(jié)論正確的是（）A．函數(shù)SKIPIF1<0的最小正周期為SKIPIF1<0.B．函數(shù)SKIPIF1<0的圖象的一個(gè)對(duì)稱中心為SKIPIF1<0C．函數(shù)SKIPIF1<0的圖象的一條對(duì)稱軸方程為SKIPIF1<0D．函數(shù)SKIPIF1<0的圖象可以由函數(shù)SKIPIF1<0的圖象向右平移SKIPIF1<0個(gè)單位長(zhǎng)度得到6．設(shè)函數(shù)SKIPIF1<0（SKIPIF1<0，SKIPIF1<0）的最小正周期為SKIPIF1<0，且過點(diǎn)SKIPIF1<0，則下列正確的為（）①SKIPIF1<0在SKIPIF1<0單調(diào)遞減.②SKIPIF1<0的一條對(duì)稱軸為SKIPIF1<0.③SKIPIF1<0的周期為SKIPIF1<0.④把函數(shù)SKIPIF1<0的圖像向左平移SKIPIF1<0個(gè)長(zhǎng)度單位得到函數(shù)SKIPIF1<0的解析式為SKIPIF1<0A．①② B．①③ C．①②③ D．①②④7．若sinα＋sinβ＝SKIPIF1<0(cosβ－cosα)且α∈(0，π)，β∈(0，π)，則α－β等于（）A．－SKIPIF1<0 B．－SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<08．已知函數(shù)SKIPIF1<0的最大值為3，SKIPIF1<0的圖象與SKIPIF1<0軸的交點(diǎn)坐標(biāo)為SKIPIF1<0，其相鄰兩條對(duì)稱軸間的距離為SKIPIF1<0，則SKIPIF1<0的值為（）A．2468 B．4035 C．4036 D．40409．已知函數(shù)SKIPIF1<0（其中SKIPIF1<0，SKIPIF1<0）在區(qū)間SKIPIF1<0上不是單調(diào)函數(shù)，且其值域?yàn)镾KIPIF1<0，則SKIPIF1<0的取值范圍是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<010．若SKIPIF1<0，且SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<011．將函數(shù)SKIPIF1<0的圖象向左平移SKIPIF1<0個(gè)單位長(zhǎng)度，向下平移SKIPIF1<0個(gè)單位長(zhǎng)度后，得到SKIPIF1<0的圖象，若對(duì)于任意的實(shí)數(shù)SKIPIF1<0，SKIPIF1<0都單調(diào)遞增，則正數(shù)SKIPIF1<0的最大值為A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<012．已知函數(shù)SKIPIF1<0的圖象如下，那么SKIPIF1<0的值為（）A．2 B．3 C．4 D．513．若將函數(shù)SKIPIF1<0的圖象上各點(diǎn)的橫坐標(biāo)伸長(zhǎng)到原來的SKIPIF1<0倍（縱坐標(biāo)不變），再向右平移SKIPIF1<0個(gè)單位長(zhǎng)度，得到函數(shù)SKIPIF1<0的圖象，若SKIPIF1<0在SKIPIF1<0上有兩個(gè)不同的零點(diǎn)，則實(shí)數(shù)SKIPIF1<0的取值范圍是（）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<014．若SKIPIF1<0，SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<015．若SKIPIF1<0，SKIPIF1<0，且SKIPIF1<0，則下列結(jié)論正確的是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<016．若SKIPIF1<0，則SKIPIF1<0等于A．2 B．SKIPIF1<0 C．SKIPIF1<0 D．-217．函數(shù)SKIPIF1<0的最小正周期是（）A．SKIPIF1<0 B．SKIPIF1<0 C．π D．2π18．已知SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<019．已知SKIPIF1<0，則SKIPIF1<0（）．A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<020．已知SKIPIF1<0，SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．3 D．SKIPIF1<0二、多選題21．關(guān)于函數(shù)SKIPIF1<0，則下列說法中正確的是（）A．SKIPIF1<0的最大值為SKIPIF1<0B．SKIPIF1<0的最小正周期為SKIPIF1<0C．SKIPIF1<0的圖象關(guān)于直線SKIPIF1<0對(duì)稱D．SKIPIF1<0在SKIPIF1<0上單調(diào)遞增22．已知函數(shù)SKIPIF1<0，將SKIPIF1<0的圖象向右平移SKIPIF1<0個(gè)單位長(zhǎng)度，得到函數(shù)SKIPIF1<0的圖象，若SKIPIF1<0，總SKIPIF1<0，使SKIPIF1<0，則SKIPIF1<0可以為（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<023．設(shè)SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<024．已知函數(shù)SKIPIF1<0，則以下敘述正確的是（）A．若SKIPIF1<0，則SKIPIF1<0（SKIPIF1<0）B．SKIPIF1<0的最小正周期為SKIPIF1<0C．SKIPIF1<0在SKIPIF1<0上單調(diào)遞減D．SKIPIF1<0的圖象關(guān)于SKIPIF1<0（SKIPIF1<0）對(duì)稱25．已知函數(shù)SKIPIF1<0，則下列四個(gè)結(jié)論中正確的是（）A．SKIPIF1<0是偶函數(shù) B．SKIPIF1<0的最小正周期是SKIPIF1<0C．SKIPIF1<0在SKIPIF1<0上的最大值是SKIPIF1<0 D．SKIPIF1<0圖象的對(duì)稱軸是直線SKIPIF1<026．設(shè)函數(shù)SKIPIF1<0，則下列說法正確的有（）A．當(dāng)SKIPIF1<0，SKIPIF1<0時(shí)，SKIPIF1<0為奇函數(shù)B．當(dāng)SKIPIF1<0，SKIPIF1<0時(shí)，SKIPIF1<0的一個(gè)對(duì)稱中心為SKIPIF1<0C．若關(guān)于SKIPIF1<0的方程SKIPIF1<0的正實(shí)根從小到大依次構(gòu)成一個(gè)等差數(shù)列，則這個(gè)等差數(shù)列的公差為SKIPIF1<0D．當(dāng)SKIPIF1<0，SKIPIF1<0時(shí)，SKIPIF1<0在區(qū)間SKIPIF1<0上恰有SKIPIF1<0個(gè)零點(diǎn)27．在SKIPIF1<0中，滿足SKIPIF1<0，則下列說法正確的是（）A．SKIPIF1<0B．SKIPIF1<0C．若SKIPIF1<0為不同象限角，則SKIPIF1<0的最大值為SKIPIF1<0D．SKIPIF1<028．已知函數(shù)SKIPIF1<0，則有（）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0是函數(shù)SKIPIF1<0圖象的對(duì)稱中心 D．方程SKIPIF1<0有三個(gè)實(shí)根29．已知函數(shù)SKIPIF1<0，則下列說法正確的是（）A．函數(shù)SKIPIF1<0的單調(diào)遞增區(qū)間為SKIPIF1<0B．若SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0C．函數(shù)SKIPIF1<0在區(qū)間SKIPIF1<0上的最大值和最小值分別為1和SKIPIF1<0D．若函數(shù)SKIPIF1<0在區(qū)間SKIPIF1<0上有唯一零點(diǎn)，則實(shí)數(shù)SKIPIF1<0的取值范圍為SKIPIF1<030．已知函數(shù)SKIPIF1<0，則下列說法正確的是（）A．SKIPIF1<0在SKIPIF1<0上單調(diào)遞減B．直線SKIPIF1<0為SKIPIF1<0圖象的一條對(duì)稱軸C．SKIPIF1<0在SKIPIF1<0上的解集為SKIPIF1<0D．函數(shù)SKIPIF1<0在SKIPIF1<0上的圖象與直線SKIPIF1<0的交點(diǎn)的橫坐標(biāo)之和為SKIPIF1<0第II卷（非選擇題）三、填空題31．已知SKIPIF1<0，SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0________.32．已知SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0____________.33．若SKIPIF1<0，則SKIPIF1<0______.34．設(shè)為SKIPIF1<0，SKIPIF1<0為銳角，且SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0________．35．已知SKIPIF1<0中，則SKIPIF1<0則SKIPIF1<0最小值是___36．計(jì)算：SKIPIF1<0___________.37．設(shè)SKIPIF1<0為銳角，若SKIPIF1<0，則SKIPIF1<0的值為____________.38．在SKIPIF1<0中，滿足SKIPIF1<0，則SKIPIF1<0___________．39．函數(shù)SKIPIF1<0的最大值為__________.40．設(shè)函數(shù)SKIPIF1<0，若SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0的最小值為___________.任務(wù)三:邪惡模式(困難)1-20題一、單選題1．已知函數(shù)f(x)=SKIPIF1<0(sin2x+4cosx)+2sinx，則f(x)的最大值為（）A．4SKIPIF1<0 B．SKIPIF1<0C．6 D．5SKIPIF1<0+22．設(shè)函數(shù)SKIPIF1<0滿足SKIPIF1<0，且當(dāng)SKIPIF1<0時(shí)，SKIPIF1<0，又函數(shù)SKIPIF1<0，則函數(shù)SKIPIF1<0在SKIPIF1<0上的零點(diǎn)個(gè)數(shù)為()A．3 B．4 C．5 D．63．設(shè)函數(shù)SKIPIF1<0，在區(qū)間SKIPIF1<0上至少有2個(gè)不同的零點(diǎn)，至多有3個(gè)不同的零點(diǎn)，則SKIPIF1<0的取值范圍是（）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<04．已知SKIPIF1<0是互不相同的銳角，則在SKIPIF1<0三個(gè)值中，大于SKIPIF1<0的個(gè)數(shù)的最大值是（）A．0 B．1 C．2 D．35．在SKIPIF1<0中，已知SKIPIF1<0，其中SKIPIF1<0（其中SKIPIF1<0），若SKIPIF1<0為定值，則實(shí)數(shù)SKIPIF1<0的值是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<06．筒車是我國(guó)古代發(fā)明的一種水利灌溉工具，既經(jīng)濟(jì)又環(huán)保，明代科學(xué)家徐光啟在《農(nóng)政全書》中用圖1描繪了筒車的工作原理.假定在水流穩(wěn)定的情況下，筒車上的每一個(gè)盛水筒都做勻速圓周運(yùn)動(dòng).將筒車抽象為一個(gè)幾何圖形（圓），筒車的半徑為2m，筒車的軸心O到水面的距離為1m，筒車每分鐘按逆時(shí)針轉(zhuǎn)動(dòng)2圈.規(guī)定：盛水筒M對(duì)應(yīng)的點(diǎn)P從水中浮現(xiàn)（即SKIPIF1<0時(shí)的位置）時(shí)開始計(jì)算時(shí)間，設(shè)盛水筒M從SKIPIF1<0運(yùn)動(dòng)到點(diǎn)P時(shí)所用時(shí)間為t（單位：s），且此時(shí)點(diǎn)P距離水面的高度為h（單位：m）.若以筒車的軸心O為坐標(biāo)原點(diǎn)，過點(diǎn)O的水平直線為x軸建立平面直角坐標(biāo)系SKIPIF1<0（如圖2），則h與t的函數(shù)關(guān)系式為（）A．SKIPIF1<0，SKIPIF1<0 B．SKIPIF1<0，SKIPIF1<0C．SKIPIF1<0，SKIPIF1<0 D．SKIPIF1<0，SKIPIF1<07．已知定義在R上的奇函數(shù)SKIPIF1<0滿足SKIPIF1<0，當(dāng)SKIPIF1<0時(shí)，SKIPIF1<0，若函數(shù)SKIPIF1<0在區(qū)間SKIPIF1<0上有2021個(gè)零點(diǎn)，則m的取值范圍是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<08．設(shè)函數(shù)SKIPIF1<0，對(duì)于非負(fù)實(shí)數(shù)t，函數(shù)SKIPIF1<0有四個(gè)零點(diǎn)SKIPIF1<0，SKIPIF1<0，SKIPIF1<0，SKIPIF1<0．若SKIPIF1<0，則SKIPIF1<0的取值范圍中的整數(shù)個(gè)數(shù)為（）A．0 B．1 C．2 D．39．已知SKIPIF1<0，SKIPIF1<0，其中SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<010．SKIPIF1<0＝（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<0二、多選題11．已知SKIPIF1<0，則（）A．SKIPIF1<0的圖像關(guān)于直線SKIPIF1<0對(duì)稱B．SKIPIF1<0在SKIPIF1<0上遞增C．SKIPIF1<0的值域是SKIPIF1<0D．若方程SKIPIF1<0在SKIPIF1<0上的所有實(shí)根按從小到大的順序分別記為SKIPIF1<0，則SKIPIF1<012．已知函數(shù)SKIPIF1<0，下列說法正確的有（）A．函數(shù)SKIPIF1<0在SKIPIF1<0上單調(diào)遞減B．函數(shù)SKIPIF1<0是最小正周期為SKIPIF1<0的周期函數(shù)C．若SKIPIF1<0，則方程SKIPIF1<0