2008年高考理科數(shù)學(xué)試題及答案湖北卷及答案

經(jīng)典word整理文檔，僅參考，雙擊此處可刪除頁眉頁腳。本資料屬于網(wǎng)絡(luò)整理，如有侵權(quán)，請(qǐng)聯(lián)系刪除，謝謝！數(shù)本試卷共4面，滿分150分，考試時(shí)間120分鐘5設(shè)=C.3D.CBA138332381n(x3x2x3x4)22x－））F′,3455111211－121212將531x2bln(x在(-1,+)若b2+)+D.）x)amb則=xx0mmC11xy2x4y1640221212cc＜.12112211221212aa12zz設(shè)zzi.1211221112．在△A，B，C則為.已知函數(shù)－其中x∈R，為常數(shù)，則方程的解集22為.xx2468.21231n22211n2323432n4241111n45435231151n565426211111n676537226niananananana,kkk10112ka=.1t1t,g(x)x?fx)x?fxx,0nn.=.11111111.22l.tt12V=ttt以ii)2n4,b(1)(an21),aba=a=an.nnn13nnnanbnSbnS＜nnn?.2008一、選擇題：本題考查基礎(chǔ)知識(shí)和基本運(yùn)算.每小題5分，滿分50分.1.C2.B3.B4.D5.A6.D7.C8.A9.C10.B二、填空題：本題考查基礎(chǔ)知識(shí)和基本運(yùn)算，每小題5分，滿分25分.612k11.112.60126.1x1x1x1xg(x)x?x?sinx?(1sinx)2(1cosx)2cosx?cosxsinx221x|x|1xx?x?|x|171sinx1cosxx,xx,xx,g(x)cosx?sinx?cossinxxsinxcosx22x＝4175＜x.43x，得124,sint在,42235517sin＜sinsinsin(x＜sinx,又34244221x＜222x)＜，即42422,3.0123412113P10201111E012341.5.∴2201020511131D（Ⅱ）由2222225DaDEaEb,a2.又2.11AB于AAABBAA=A,11111111得1111又AAAABB，11111111sin,,AC又2Bxyz11則C22122122110n1得?b22nACsincos22ca,,1a221a＜,2222即2Ox軸、y22222222x2y21.22xyab(3)22a2b222a2b4.2x2y21.22－x－①22Kk2∴2233.，②6,xx112212k2122222121212223k21k(xx)4xx1k.＝2221k121222Ol＝，1k21212223k223k22d1k.△=221k1k21k222222即S223k222kk22k2.42③1k222l－lC－x①2K2lC，1kk2∴.(4k)4k)0.k332233.，②設(shè)xyxy1122223k2(xx)4xx.xx=2③12111212k2k2當(dāng)F111SODxxODxx;＝S22ODFODE1212當(dāng)F2.112=().ODxxSSODxxS2△12121△＝ODxx,212223k22S=.△1k22,S22,2OEF223k222kk22k2.④421k2l－2，2.1et5050,tt24t2tt41t故t＜3或t12346..1311t(tte1ttt44e由=2424令2當(dāng)t)與Vt+80))－在82aa2=aa即n1322444((4)4949222.3999a.n2ba(a3n22=－a－bn3n3n又b1bN),b*nnb23bbN*a11nbn2b.n3=,bS.nn2b=－）n1n3352(）.S=－nn3<S<bnn32即<－）N)n*53a3b得((N)