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！寧波電大09(綜合)》復(fù)習(xí)題參考答案一、單項(xiàng)選擇題f(a5h)f(a5h)alim1f(a)(.2hh01125設(shè)函數(shù)f(x)滿足f(x)=0,f(x)不存在,（D.01x=x0及x=x1都是極值點(diǎn)只有x=x0是極值點(diǎn)只有x=x1是極值點(diǎn)x=x0與x=x1都有可能不是極值點(diǎn)p設(shè)某商品的需求量q對(duì)價(jià)格p的需求函數(shù)為q=50-，則需求價(jià)格彈性函數(shù)為（B.515250p15p250ppppp250250pC(q)2qq500(C.D.00011011010001022001111110100100112112設(shè)A為2）==(D).-1341211212111213434234234設(shè)3AAB.111111111111000011222222000000000333C設(shè)A是nB是nC是s.TT設(shè)BnB.AATTT-1-1-1-1-1-1TTT設(shè)、B為同階方陣，下列等式中恒正確的是(D).1/7ATBTABTAB=BABAB1A1B1TTT(B..A.0.0.b3xkxx0123如果方程組4xx0有非零解則k=B（.234xkx02312二、填空題.sin12xxx2lim=22.x2x2x在x.00pp.73371311112設(shè)==則=.111210001000140020000A=.3-10300100040002100010020020101設(shè)A=010,則A=.-1022012011001011則A.110-1111100321211則=.T340174設(shè)A是3A2/7122=2t30345三、計(jì)算題x2yxy3x1y是.x22x2-y-30xy2x3y2x32yxy2yxcos(xy)exyy是x．y[cos(xy(e)(x)xysin(xyy]ey1[esin(xy)]y1sin(xy)yy1sin(xy)1sin(xy)ydydxeysin(xy)eysin(xy)yx2y4xxx及11511S1(4xx)dx2xx22233330001.y和xx3/711解：S()dxx1xee21261102A，B010C22，C．T120002422121161606101C0100222022220T===00220424042021101A121,B2A1B．522311010011010012101001111022300104320111010011010001111001053100164100164100431431010531531即A1001646443115A1B531266459x13x2xx0234x2xx2x01234x2x3x2x012344/713211321A121201131232011101810080113010300200010<x8x14x3x()x424x0321xxx123x2xx1c123x3x2xc123211112111211A121105310531132c053c000cc=0(A2<313551031xx01315513A（x55133xx00005523q29C(q)25020qq10C(q)25020qC(q)==q10q250q2501()Cq=(=q20)101q210qq2p.C(p)R(p)5/7.C(p)q2p)pR(p)p2p)p2p(p)R(p)C(p)110p2p700，2L2()40Lpp27.5p27.5q.pqL(27.5)11027.5227.5700812.52yey(0)02xy1yeededeexc2yxyy2x2xy2y(0)0c12ey2x1y3yyx2dxedx[x1)edxc]e[(x1)edxc]y2x2xe(xe2edxec)e(xe2xe2edxec)==2=2xxxxxxxxxe(xe2e2eec)x2x3ex2xxxx=2x123e3ceyx2x4由y212四、證明題y(ee)y(e