1、20162017 6 FLe + z+ J+t n , w r L L!55 25 _6t 4n _w5ht t 1720r 5 t 2122ks05 t 23|5 _t 2454Lt 5L (H 10 , 3 , H 30 ) 1. 16 1n ( ) A 2 B 4 C 4 D 8 2.Qd W21+x + VM : , + x1P ( ) A x 2 B x 2 C x 0 D x 2 3.1n x81 ( ) A xzx7 B x16 x2 C x16x2 D (x4)44.*o A X) Xz , X ; *o B3 z , V , ( ) A *o A*o B *o B *o AK
2、b*o , *o Bb*o C *o A *o , *o BKb*o D *o A*o BKb*o 5.) )D W (a+3)(a 3)1n ( ) A a2 6a+9 B a2+9 C a2 9 D a2 6a 9 6.i A( 1, 4)I- x RM1i1 ( ) A (1, 4) B ( 1, 4) C (1, 4) D (4, 1) 7. 6 _ Xv1 _s n , Ld , L u1 1 1 , 1 d ( ) B 8. 1 15w)1 n n /m 1.50 1.60 1.65 1.70 1.75 1.80 H 2 3 2 3 4 1 bf /6) n1 5| ( ) A 1
3、.7051.75 B 1.7051.80 C 1.6551.75 D 1.6551.80 9. 551 u , u1 1, u_M , )_M1Z , W1Z1 6 m, 1Z1 6 n, m n ( ) A 0 B 0.5 C 0.5 D 0.75 10. I- x1+z y (x h)2+3, n 1 x 3 , MK 2h, h1 ( ) A23B23r 2 C2r 6 D 253r 6 +5 4n ( _H 6 , 3 , H 18 ) 11. 8+( 5)1n 12.111 xxx1n 13.“M V , 1AV 2V , j; XBXv .KbP Vx , ZKbP V , zP1
4、 V Xv1725914. , u ABCD , E AB1i , Y CBE CE CFE, 3 3 AF.QGEAF 70s, G BCF 6 15.MVo 60s1 u1L 38 , 1V1 3 16. u ABCD, G ABC 45s, G CG D 90s, 30so (G P 30s)1 Woo PMN( ) O , Wo MN BC, i M5N AD5BC , J NMi Q, QM PB Q BC 10, CD 3, ni MWi A Oi D1 O-i E, 3 3 BE, sinG E1312, tanG D1 21HFEDOACB(1)3 3 OA; BC-i H.
5、P AD eO1Z , O OA AD, HP u ABCD u O BC AD O OA BC X O AB AC= (2)t J AO; eO-i F, 3 3 OC5BF5CF. O AF BC X O BF CF= O BF=CF OG 1=2G 2=G BCF=G E O sinG 1= sinG E=1213 Rt OHC , CH=12a, OC=13a, OH=5a O OF=13a, AH=8a Rt ABH , tanG ABH=8212 3AH aBH a= HP u ABCD , G D=G ABH O tanG D12322.( 10 )WZ xy23= LCZxky
6、 = 1;i A1 2 (1) k1 (2) , LCZxky = (x 0)- i M, ;WZ OA-i N 3 3 OM, n OA OM , W 3_ PN PM1 a PM PN1 _ , 1n t (1)i A(2, b) Yi AdA xy23= , b=3 Oi A (2, 3) Yi AdAxky = , k=6 ( 2) 1at x- G AH=3, OH=2, MG=m6, OG=m O 13222=+= OHAHOA 2222236mmOGMGOM +=+= P OM=OA O223613 mm+= 0361324=+ mm t 3或 P m0 M AZs O m=3
7、O PM=1, PN=23O PN PM=1a Ni ( mm23, ) O 323= mPN ,mPM63= OmmmmmmmPMPN2)2(3212123662322=+=+= P 00)2(32 mm, O 02)2(32mmO PMPN O 23.( 10 )E u ABCDEF , N5M1i , BM5ANX;-i P (1) 1, Qi N BC , i M DC , BN CM, BPzBM BNzBC (2) 2, Q N DC1i , M ED , AM BN, DEME1 (3) 3, Q N5M BC5EF1i , E u ABCDEF1 2, W 3_AP1 PMFE
8、 DCA BNKHGMNFE DCBAHKJGPMNFE DCBAt (1)ABN CMPNBBMC=BPNS BCMBPBMBNBC (2) MGAB, NHAB, CKA, 2ABa=, 12BH a= ,33322NH CK a=, 323MG AB a= AMGS BNH23AG a=13MEDE= (3) MGA, AB, AJAB, BKAB 475AK = , 3AP AJ MGPK BK NH=, f33745AP AK= 24.( 12 ) Wo. , Z221xy = j-i E, ZX;-i D, -i F, BF1 (1)t U x28=0 1,x24 H12O A,()B,8( (2)1s 1 6 , WZ l1t W x=2 2si , =0 O 2k()4()=0 t 1=2O l:yx ? , WZ l1t W x=2 r yx2 (3)WZ ACt W y+4 Ba,+4), Da,12, Ea,2() P EF/CD OBE=CFODa4()2+8()2a+4()2()1x=62