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第26練復(fù)數(shù)(精練)刷真題明導(dǎo)向刷真題明導(dǎo)向一、單選題1.SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<02.已知SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<03.已知SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<04.已知SKIPIF1<0,且SKIPIF1<0,其中a,b為實(shí)數(shù),則(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<05.若SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<06.設(shè)SKIPIF1<0,其中SKIPIF1<0為實(shí)數(shù),則(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<07.SKIPIF1<0(
)A.SKIPIF1<0 B.1 C.SKIPIF1<0 D.SKIPIF1<08.在復(fù)平面內(nèi),SKIPIF1<0對(duì)應(yīng)的點(diǎn)位于(
).A.第一象限 B.第二象限 C.第三象限 D.第四象限9.設(shè)SKIPIF1<0,則SKIPIF1<0(
)A.-1 B.0
· C.1 D.210.SKIPIF1<0(
)A.1 B.2 C.SKIPIF1<0 D.511.已知SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.0 D.112.設(shè)SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<013.設(shè)SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<014.設(shè)SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<015.若SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.1 D.216.若SKIPIF1<0.則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<0【A組】一、單選題1.已知SKIPIF1<0,復(fù)數(shù)SKIPIF1<0是實(shí)數(shù),則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<02.SKIPIF1<0()A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<03.已知復(fù)數(shù)SKIPIF1<0,則SKIPIF1<0(
).A.i B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<04.若SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<05.已知SKIPIF1<0是虛數(shù)單位,復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0,則復(fù)數(shù)SKIPIF1<0的共軛復(fù)數(shù)虛部為(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<06.已知復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0(SKIPIF1<0為虛數(shù)單位),則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<07.若復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<08.設(shè)復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0,則復(fù)數(shù)SKIPIF1<0的虛部是(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<09.已知SKIPIF1<0是虛數(shù)單位,若SKIPIF1<0與SKIPIF1<0互為共軛復(fù)數(shù),則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<010.若復(fù)數(shù)SKIPIF1<0,則SKIPIF1<0(
)A.3 B.4 C.SKIPIF1<0 D.SKIPIF1<011.已知復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0,則SKIPIF1<0(
)A.1 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<012.設(shè)復(fù)數(shù)SKIPIF1<0(SKIPIF1<0為虛數(shù)單位),則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<013.已知SKIPIF1<0的實(shí)部與虛部互為相反數(shù),則實(shí)數(shù)SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<014.歐拉公式SKIPIF1<0是由瑞士著名數(shù)學(xué)家歐拉發(fā)現(xiàn)的,該公式被譽(yù)為數(shù)學(xué)中的天橋.若復(fù)數(shù)SKIPIF1<0,SKIPIF1<0,則SKIPIF1<0(
)A.-i B.iC.SKIPIF1<0 D.SKIPIF1<015.已知復(fù)數(shù)z滿足SKIPIF1<0,則復(fù)數(shù)z的虛部為(
)A.1 B.-1 C.i D.-i16.已知復(fù)數(shù)SKIPIF1<0為純虛數(shù),則SKIPIF1<0(
)A.0 B.1 C.SKIPIF1<0 D.217.已知i是虛數(shù)單位,復(fù)數(shù)SKIPIF1<0在復(fù)平面內(nèi)所對(duì)應(yīng)的點(diǎn)位于(
)A.第一象限 B.第二象限C.第三象限 D.第四象限18.設(shè)復(fù)數(shù)SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<019.已知復(fù)數(shù)SKIPIF1<0(SKIPIF1<0為虛數(shù)單位),則SKIPIF1<0在復(fù)平面內(nèi)對(duì)應(yīng)的點(diǎn)位于第(
)象限.A.四 B.三 C.二 D.一20.已知復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0(SKIPIF1<0為虛數(shù)單位),SKIPIF1<0是SKIPIF1<0的共軛復(fù)數(shù),則SKIPIF1<0(
)A.5 B.SKIPIF1<0 C.10 D.SKIPIF1<021.已知復(fù)數(shù)SKIPIF1<0(SKIPIF1<0是虛數(shù)單位),則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<022.歐拉公式SKIPIF1<0(SKIPIF1<0為虛數(shù)單位,SKIPIF1<0)是由瑞士著名數(shù)學(xué)家歐拉發(fā)現(xiàn)的,它將指數(shù)函數(shù)的定義域擴(kuò)大到復(fù)數(shù)集,建立了三角函數(shù)和指數(shù)函數(shù)之間的關(guān)系,它被譽(yù)為“數(shù)學(xué)中的天橋”,根據(jù)此公式可知,SKIPIF1<0在復(fù)平面內(nèi)對(duì)應(yīng)的點(diǎn)位于(
)A.第一象限 B.第二象限 C.第三象限 D.第四象限23.若SKIPIF1<0,其中SKIPIF1<0,則SKIPIF1<0(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<024.已知復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0,則SKIPIF1<0(
)A.5 B.SKIPIF1<0 C.13 D.SKIPIF1<025.若復(fù)數(shù)z滿足SKIPIF1<0,則SKIPIF1<0的最小值為(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.126.設(shè)SKIPIF1<0(其中SKIPIF1<0為虛數(shù)單位),則SKIPIF1<0的共軛復(fù)數(shù)是()A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<0【B組】一、單選題1.已知SKIPIF1<0,SKIPIF1<0,則實(shí)數(shù)SKIPIF1<0的值為(
)A.SKIPIF1<0 B.3 C.SKIPIF1<0 D.SKIPIF1<02.若復(fù)數(shù)z滿足SKIPIF1<0為純虛數(shù),且SKIPIF1<0,則z的虛部為(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<03.已知復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0,則復(fù)數(shù)SKIPIF1<0的虛部是(
)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.14.已知復(fù)數(shù)SKIPIF1<0滿足SKIPIF1<0,且SKIPIF1<0,則復(fù)數(shù)SKIPIF1<0在復(fù)平面內(nèi)對(duì)應(yīng)的點(diǎn)位于(
)A.第一象限 B.第二象限C.第三象限 D.第四象限5.在復(fù)平面內(nèi),復(fù)數(shù)SKIPIF1<0對(duì)應(yīng)的點(diǎn)在直線SKIPIF1<0上,則SKIPIF1<0(
)A.1 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<06.已知SKIPIF1<0(SKIPIF1<0為虛數(shù)單位),則復(fù)數(shù)SKIPIF1<0在復(fù)平面上對(duì)應(yīng)的點(diǎn)一定在(
)A.實(shí)軸上 B.虛軸上C.第一、三象限的角平分線上 D.第二、四象限的角平分線上7.已知復(fù)數(shù)SKIPIF1<0,則SKIPIF1<0的值為(
)A.SKIPIF1<0 B.SKIPIF1<0 C.0 D.18.歐拉公式
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