人教版高中数学选修2-1第一章单元测试(一)-含答案

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2018-20192-1122B34(12560)10x0y0xyA1B2C3D42ABABA0B2C3D43lllABCD4paAbBpAaAbBBaAbBCbBaADbBaA5qpqApqBpqCpqDpq6ab|a||b|22ab2aababABCD7ABABABABCD8,3xxRa4x5aABCD9A,xysinsins)n(ixyxyB,xysincosc)s(oxyxyC,xycossinc)s(oxyxyD,xycoscoss)n(ixyxy10ABxZ32xxxZ32xxC=2()sinyxD0bx2fxaxbxc11plog05()3fxx(3)qk0()khxx(0,)ApqBpqCpqDpq12),(xyaco()s,sinbxyR4ab2abA33B11C33D11452013________________14221:0pxaxxxRpxa________152()(0)21aa________16p?xRtanx1q?xR210xxpq1lax3y102lxby1012ll3ab1sin21sin3tan5tan224210xyxy12yx2________()(670)17(10)p?abc0abcbc18(12)Px210axaxQx20xxaPQPQa19(12)22100axxaa120(12)p2290xxaq22430680xxxxpqa21(12)pxOyP(2cosx12cos2x2)Q(cosx1)?x[0OPOQ22(12)abab133220ababab2018-20192-1(12560)1B0x0y0xy0xy0x0y2B2B1,2A1,2,3BABAB3Cl?lC4ApqpqA5Dpq?pqpqpq?pqpqD6D7BA?BA/BABA/BABB8A4x)3(4,a5a5a4x4x5aA9Dcoscosc(ossinsin)xyxyxy,xy0cos1y0sin1xcoscoscossinsincoss(in)xyxyxyxyD10DAB0xZ3200xxCD11Dpq12B1b44ab224xy22cossinsin4sin4xyxyab2ab24222ab2ab11B452013141axR2210axx0a0440aa?1a151a()2()(0)21aaB{1|aaa2}1AaaBAB/A16pqpq1l2la3b0455(670)17p?abc0abcbcp?abc0abcbc181,0,44Px210axaxa0a0240aa0a4Qx20xxa140a14aPQPQPQPQPQ0414aaa0414aaa0144aa1,0,441922100axxa4401aa10aa0{a|a0}a120a22430680xxxx1324xx2x3q2x3290|2AxxxaB{x|2x3}pqq?pB?A2x3A2x32290xxa2x3292axx2x3222981819818192229,21616488xxxxx2819928xxa21pOPOQcosx(2cosx1)(2cos2x2)22coscos0xxcosx1cos2x0,xcos21cos322x3xOPOQp22ab1b1a32332232111abababaaaaaa323222133120aaaaaaaaa33220ababab22220abaabbaabb2210aabbababab22223024bbaabba1ababab133220ababab

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