高一第二学期期末综合测试题(一)内容摘要:
C.(4,8) D.(4,8) )0(ta n 为常数且xy 的相邻两支曲线截直线 y=1和 y=2所得的线段长分别为 m,n,则 m,n的大小关系是 ( ) n n =n )42sin(31 xy 的图像向左平移 4 个单位后所得到的图像的一条对称轴方程是 ( ) A 8x B. 83x C. 4x D. 2x a、 b、 c 均为非零向量 ,则下列结论中 ① a=b a c=b c ② a c=b c a=b ③ a (b+c)= a b+a c ④ a(b c)= (a b)c 正确的是( ) A.①②③④ B.①②③ C.①③④ D.①③ 二 .填空题 OA =(1,2),OB =(8,m),若 OA ⊥ OB ,则 m=( ) 是正实数 ,函数 xxf sin2)( 在 [ 4,3 ]上递增 ,则 的取值。高一第二学期期末综合测试题(一)
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