1、高考资源网() 您身边的高考专家延边州2012年高考复习质量检测理科数学数学(理)试题头说明 I() II() . I 1 3 II 4 6 150. II (22)(24) . .: 1. , .2. 2B 0.5mm . .3. . .4. .5. 2B .: x1, x2, , xn . S h . S ,h . R .1 (, 60)1. ( 12 5 60. 4 .)(1) U = R A=, B=. a,b A1,2 B2,1 C1,1 D2,2(2) z 1 2 a+b =A. B. C. D. y42CBAOx(3) y=f(x) f() A4 B3 C2 D1(4) x .
2、OABC A B. C. D. (5) n . S=0N=1K=1WHILE K=6S=S+K*N=N+1K=K+1WENDPRINT SENDA35 B33 C31 D29(6) A642 B322 C1282 D162(7) “ x=1” “x 1 .” =1+2x x 1 2 . . :,. . N(0,1) .A2 B3 C4 D5(8) 3 A. B. C. D. .(9) C1: C2: 3 A B. C D. (10) . A(1,) B. (1,1) C. (,1) D. ()(11) P . A. B. C. D. (12) R = x 5 A 1 B. 0 C. 2lg2
3、D. 3lg22(, 90)2. ( 4 5 20.)(13) x .(14) f (x) R x0 f (x)=2x 2xb (b ) x0 f (x) .(15) . . . . 4 .(16) .3. ( , .)(17)( 12.) A, B, C .() .() 5 b .(18)( 12.)11.5210250.2 (:) 50 .() .() . 5 2 1.5 . 2 2 (:) .(19)( 12.) 4 PABCD ABCD ,,PA ABCD .() .() .(20)( 12.) C: Q AQ 2 CQ M . M E ()E .()P x=4 (4,0) D,F E x DP E D N NPF 3 .(21)( 12.) .()a=1 .() .() a(a1) . (22), (23), (24) . .(22)( 10.) 41: BAC 2 BC D E AC D,E,C F .() .() .(23)( 10.) 44: :(t ) : .() .() .(24)( 10.) 45: f(x)|2x1|+|2x3|a .()a0 f(x)6 .() f(x) x .版权所有:高考资源网()版权所有:高考资源网()高考资源网版权所有 侵权必究