3.2同角三角函數(shù)（精練）（基礎(chǔ)版）題組一題組一知一求二（2022·四川遂寧）已知SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<02．（2022·海南·模擬預(yù)測）已知角SKIPIF1<0為第二象限角，SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<03．（2022·吉林·雙遼市第一中學(xué)高三期末（理））已知SKIPIF1<0，且SKIPIF1<0，則SKIPIF1<0（

）．A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<04．（2021·全國·課時練習(xí)）已知SKIPIF1<0，若SKIPIF1<0，則SKIPIF1<0的值為(

).A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<05．（2020·全國·高考真題（理））已知SKIPIF1<0，且SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<06．（2022·云南昆明·一模）已知SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．1 D．SKIPIF1<07．（2022·江西九江·二模）已知銳角SKIPIF1<0滿足SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<08．（2022·湖南常德·一模）已知SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<0題組二題組二弦的齊次1．（2022·河南駐馬店·模擬預(yù)測（理））已知SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．2C．5 D．82．（2022·湖北省鄂州高中高三期末）已知SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<03．（2022·全國·高三專題練習(xí)（文））若SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<04．（2022·全國·高三專題練習(xí)）若SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．25．（2022·海南·模擬預(yù)測）若SKIPIF1<0且SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．76．（2022·廣東茂名·一模）已知角SKIPIF1<0的頂點在原點，始邊與SKIPIF1<0軸非負半軸重合，終邊與直線SKIPIF1<0平行，則SKIPIF1<0的值為（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<07．（2022·陜西咸陽·二模（理））已知SKIPIF1<0，且SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<08．（2022·四川師范大學(xué)附屬中學(xué)二模（文））曲線SKIPIF1<0在SKIPIF1<0處的切線的傾斜角為SKIPIF1<0，則SKIPIF1<0___________.9．（2022·寧夏中衛(wèi)·一模（理））已知SKIPIF1<0是第二象限角，且SKIPIF1<0，則SKIPIF1<0___________.10．（2022·吉林白山·一模）已知SKIPIF1<0，則SKIPIF1<0___________.11．（2022·全國·模擬預(yù)測）已知SKIPIF1<0，則SKIPIF1<0______.12．（2022·上海師大附中高三階段練習(xí)）若直線SKIPIF1<0的傾斜角為α，則sin2α的值為___________.13．（2022·湖南益陽·高三階段練習(xí)）已知SKIPIF1<0，則SKIPIF1<0__________.14．（2022·寧夏·銀川一中一模（文））已知SKIPIF1<0，則SKIPIF1<0______．15．（2022·山東泰安·高三期末）已知SKIPIF1<0，則SKIPIF1<0的值為___________.16．（2022·全國·高三專題練習(xí)）已知SKIPIF1<0，則SKIPIF1<0_______17．（2022·福建省長汀縣第一中學(xué)高三階段練習(xí)）已知SKIPIF1<0，則SKIPIF1<0的值為___________.題組三題組三弦的乘除與加減1．（2022·河北石家莊·二模）已知SKIPIF1<0則sin2SKIPIF1<0等于（

）A．-SKIPIF1<0 B．SKIPIF1<0 C．-SKIPIF1<0 D．SKIPIF1<02．（2022·云南師大附中高三階段練習(xí)（文））已知SKIPIF1<0且SKIPIF1<0，則SKIPIF1<0(

)A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<03．（2022·全國·高三專題練習(xí)）函數(shù)SKIPIF1<0的最大值為（

）A．1 B．SKIPIF1<0 C．SKIPIF1<0 D．34．（2022·河南·溫縣第一高級中學(xué)高三階段練習(xí)（文））已知SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<05．（2022·全國·高三專題練習(xí)（理））設(shè)SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0的值為（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<06．（2022·全國·高三專題練習(xí)（文））已知SKIPIF1<0為三角形的內(nèi)角，且SKIPIF1<0，則SKIPIF1<0（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<07．（2022·全國·高三專題練習(xí)）已知SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<08．（2022·全國·高三專題練習(xí)）已知SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<09．（2022·全國·高三專題練習(xí)）已知SKIPIF1<0，且SKIPIF1<0，則SKIPIF1<0（

）A．SKIPIF1