试题与答案

函数y=f(x)的图象与y=2x的图象关于直线y=x对称,则函数y=f(4x-x

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题目:

函数y=f(x)的图象与y=2x的图象关于直线y=x对称,则函数y=f(4x-x2)的递增区间是______.

答案:

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答案:D题目分析:该题考查学生对毛 * * 著作的背景的记忆能力。题中要求的主题是《毛 * * 对社会主义建设的探索》,根据四个选项中的著作,D项发表于1956年,符合题目要求。A、B、两项均是对革命主题的探索。C项是...

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题型:填空题

Part 1


Question 46-50


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题型:单项选择题

下列输血治疗的注意事项中,不正确的是()

A.老年人和心功能较差者严格控制滴速,急性大出血时,可加压快速输注

B.输血前必须仔细核对患者和供血者姓名、血型和交叉配血单

C.输血后血袋立即处理掉,以减少对医务人员的污染

D.输注速度依病情而定,成人一般控制在5~10ml/min,小儿每分钟10滴左右

E.不向血液内加入任何药物或溶液,以免引起溶血

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