吉林省通化市梅河口市第五中学2017-2018学年高一下学期4月月考数学试题1.(本小题4分)在等差数列(an)中,若 _(4)=13, _(7)=25, 则公差d等于D-|||-A.1 B.2 C.4 D.3 ()-|||-2.(本小题4分)若 lt 0lt a, lt clt 0, 则 ()-|||-A. lt ac B. dfrac (a)(c)gt dfrac (b)(d) C. +cgt b+d D. -cgt b-d-|||-3.(本小题4分)已知 Delta ABC 中, =4, =4sqrt (3), =(30)^circ , 则B等于 ()-|||-A.30° B.60°或120° C.60° D.30°或150°-|||-4.(本小题4分)如图是由哪个平面图形旋转得到的 ()-|||-A. B. C. D.-|||-5.(本小题4分)设Sn是等差数列(an )的前n项和, a1=2, _(5)=3(a)_(3), 则 _(9)= ()-|||-A. -72 B. -54 C.54 D.72-|||-6.(本小题4分).已知数列(an)是递增等比数列, _(1)+(a)_(5)=17, _(2)(a)_(4)=16, 则公比-|||-q= ()-|||-A. -4 B.4 C. -2 D.2-|||-7.(本小题4分)对于任意实数a,b,c,d,以下四个命题中-|||-①若 (c)^2gt b(c)^2, 则 gt b :②若 a>b, c>d, 则 +cgt b+d :-|||-③若 a>b, gt d, 则 gt bd :④若 gt b, 则 dfrac (1)(a)gt dfrac (1)(b)-|||-其中正确的有 ()-|||-A.1个 B.2个 C.3个 D.4个-|||-8.(本小题4分)若不等式 (x)^2+bx+2gt 0 的解集为 (-dfrac (1)(2),dfrac (1)(3)), 则 a+b 的值是 ()1.(本小题4分)在等差数列(an)中,若 _(4)=13, _(7)=25, 则公差d等于D-|||-A.1 B.2 C.4 D.3 ()-|||-2.(本小题4分)若 lt 0lt a, lt clt 0, 则 ()-|||-A. lt ac B. dfrac (a)(c)gt dfrac (b)(d) C. +cgt b+d D. -cgt b-d-|||-3.(本小题4分)已知 Delta ABC 中, =4, =4sqrt (3), =(30)^circ , 则B等于 ()-|||-A.30° B.60°或120° C.60° D.30°或150°-|||-4.(本小题4分)如图是由哪个平面图形旋转得到的 ()-|||-A. B. C. D.-|||-5.(本小题4分)设Sn是等差数列(an )的前n项和, a1=2, _(5)=3(a)_(3), 则 _(9)= ()-|||-A. -72 B. -54 C.54 D.72-|||-6.(本小题4分).已知数列(an)是递增等比数列, _(1)+(a)_(5)=17, _(2)(a)_(4)=16, 则公比-|||-q= ()-|||-A. -4 B.4 C. -2 D.2-|||-7.(本小题4分)对于任意实数a,b,c,d,以下四个命题中-|||-①若 (c)^2gt b(c)^2, 则 gt b :②若 a>b, c>d, 则 +cgt b+d :-|||-③若 a>b, gt d, 则 gt bd :④若 gt b, 则 dfrac (1)(a)gt dfrac (1)(b)-|||-其中正确的有 ()-|||-A.1个 B.2个 C.3个 D.4个-|||-8.(本小题4分)若不等式 (x)^2+bx+2gt 0 的解集为 (-dfrac (1)(2),dfrac (1)(3)), 则 a+b 的值是 ()1.(本小题4分)在等差数列(an)中,若 _(4)=13, _(7)=25, 则公差d等于D-|||-A.1 B.2 C.4 D.3 ()-|||-2.(本小题4分)若 lt 0lt a, lt clt 0, 则 ()-|||-A. lt ac B. dfrac (a)(c)gt dfrac (b)(d) C. +cgt b+d D. -cgt b-d-|||-3.(本小题4分)已知 Delta ABC 中, =4, =4sqrt (3), =(30)^circ , 则B等于 ()-|||-A.30° B.60°或120° C.60° D.30°或150°-|||-4.(本小题4分)如图是由哪个平面图形旋转得到的 ()-|||-A. B. C. D.-|||-5.(本小题4分)设Sn是等差数列(an )的前n项和, a1=2, _(5)=3(a)_(3), 则 _(9)= ()-|||-A. -72 B. -54 C.54 D.72-|||-6.(本小题4分).已知数列(an)是递增等比数列, _(1)+(a)_(5)=17, _(2)(a)_(4)=16, 则公比-|||-q= ()-|||-A. -4 B.4 C. -2 D.2-|||-7.(本小题4分)对于任意实数a,b,c,d,以下四个命题中-|||-①若 (c)^2gt b(c)^2, 则 gt b :②若 a>b, c>d, 则 +cgt b+d :-|||-③若 a>b, gt d, 则 gt bd :④若 gt b, 则 dfrac (1)(a)gt dfrac (1)(b)-|||-其中正确的有 ()-|||-A.1个 B.2个 C.3个 D.4个-|||-8.(本小题4分)若不等式 (x)^2+bx+2gt 0 的解集为 (-dfrac (1)(2),dfrac (1)(3)), 则 a+b 的值是 ()1.(本小题4分)在等差数列(an)中,若 _(4)=13, _(7)=25, 则公差d等于D-|||-A.1 B.2 C.4 D.3 ()-|||-2.(本小题4分)若 lt 0lt a, lt clt 0, 则 ()-|||-A. lt ac B. dfrac (a)(c)gt dfrac (b)(d) C. +cgt b+d D. -cgt b-d-|||-3.(本小题4分)已知 Delta ABC 中, =4, =4sqrt (3), =(30)^circ , 则B等于 ()-|||-A.30° B.60°或120° C.60° D.30°或150°-|||-4.(本小题4分)如图是由哪个平面图形旋转得到的 ()-|||-A. B. C. D.-|||-5.(本小题4分)设Sn是等差数列(an )的前n项和, a1=2, _(5)=3(a)_(3), 则 _(9)= ()-|||-A. -72 B. -54 C.54 D.72-|||-6.(本小题4分).已知数列(an)是递增等比数列, _(1)+(a)_(5)=17, _(2)(a)_(4)=16, 则公比-|||-q= ()-|||-A. -4 B.4 C. -2 D.2-|||-7.(本小题4分)对于任意实数a,b,c,d,以下四个命题中-|||-①若 (c)^2gt b(c)^2, 则 gt b :②若 a>b, c>d, 则 +cgt b+d :-|||-③若 a>b, gt d, 则 gt bd :④若 gt b, 则 dfrac (1)(a)gt dfrac (1)(b)-|||-其中正确的有 ()-|||-A.1个 B.2个 C.3个 D.4个-|||-8.(本小题4分)若不等式 (x)^2+bx+2gt 0 的解集为 (-dfrac (1)(2),dfrac (1)(3)), 则 a+b 的值是 ()

吉林省通化市梅河口市第五中学2017-2018学年高一下学期4月月考数学试题