单值分支 one-valued branch 函数图形 graph of a function 绝对值函数 absolute value ... wenku.baidu.com|基于57个网页 2. 函数图象 常用离散数学名词中英文对照 ... 因变量: dependent variable 函数图象: graph of a function 合成函数: composition function ... jpkc.fudan.edu.cn|基于4个网页 3. ...
The graph of a function is a straight line parallel to the x-axis. Which function could it be? A. y = 0 B. y = x C. y = x + 1 D. y = x^2 相关知识点: 试题来源: 解析 A。因为平行于 x 轴的直线上所有点的纵坐标都相同,只有 y = 0 是一条平行于 x 轴的直线。 反馈 ...
The graph of a function that has a constant output regardless of the input is called a ___ function. A. constant B. identity C. reciprocal D. logarithmic 相关知识点: 试题来源: 解析 A。本题考查函数的分类。选项 A“constant”表示常量函数,输出恒定;选项 B“identity”是恒等函数;选项 C“reci...
The graph of a function is a straight line passing through the origin with a slope of 2. Which function could it be? A. y = 2x B. y = x + 2 C. y = 2x + 1 D. y = x^2 相关知识点: 试题来源: 解析 A。过原点的直线函数表达式为 y = kx,其中 k 是斜率,这里斜率为 2,...
The graph of a function passes through the points (0,1), (1,2), (2,3). Which function could it be? A. y = x + 1 B. y = 2x C. y = x^2 D. y = 3x 相关知识点: 试题来源: 解析 A。本题中,将各点的横坐标代入选项中的函数,只有 A 选项 y = x + 1 能使各点满足函...
相关知识点: 试题来源: 解析 B。本题考查函数的对称性。y 轴对称的函数是偶函数,对于选项 A,y = x^3 是奇函数;选项 C,y = 1/x 是奇函数;选项 D,y = x + 1 是非奇非偶函数;只有选项 B,y = |x| 是偶函数,图像关于 y 轴对称。反馈 收藏 ...
The graph of a function f is given above. Based on the graph, which of the following statements is true? ( )A. f is continuous and differentiable everywhere, and f'(2)=0. B. f is continuous everywhere and differentiable everywhere except at the point where x=2. C. f is ...
结果1 题目 The graph of a function is a curve that is symmetric about the y-axis. Which function could it be? A. y = x B. y = x^2 C. y = 2x D. y = x + 1 相关知识点: 试题来源: 解析 B。二次函数 y = x^2 的图像是一条抛物线,关于 y 轴对称。 反馈 收藏 ...
百度试题 结果1 题目Pictured to the right is the graph of a function f(x).What is the value of ∫limits_0^4 (x)? 相关知识点: 试题来源: 解析 π+2 ∫_0^3f(x)-∫_3^4f(x)=π +52-12(1)(1)=π+2反馈 收藏
解析 D。本题考查函数的单调性。选项 A,y = -x 是减函数;选项 B,y = x^2 在(-∞,0)上是减函数,在(0,+∞)上是增函数;选项 C,y = 1/x 在(-∞,0)和(0,+∞)上分别是减函数;只有选项 D,y = e^x 对于所有 x 都是增函数。