The integral represents the ___ of a function. A. rate of change B. accumulation C. limit D. continuity 相关知识点: 试题来源: 解析 B。积分代表函数的积累。积分是求曲线下的面积,也就是函数的积累。“rate of change”是变化率,是导数;“limit”是极限;“continuity”是连续性。反馈 收藏 ...
选项 A 中,输入值 2 对应了两个不同的输出值 3 和 4,不是函数。选项 C 中,输入值 1 对应了多个输出值 2、3、4,不是函数。选项 D 中,x 和 y 的位置弄反了,不符合函数的通常表示形式。选项 B 中,每个输入值 1、2、3 都对应唯一的输出值 2,是函数。
B。对于选项 A,f(x) = x^2 - 2x - 8 = (x - 4)(x + 2),f(x) < 0 的解为 -2 < x < 4,不符合条件。选项 B,f(x) = -x^2 + 2x + 8 = -(x - 4)(x + 2),f(x) < 0 的解为 -2 < x < 4,符合。选项 C,f(x) = x^2 + 2x - 8 = (x + 4)(x - 2),f...
D. The total value of the stock that must be entered in the issuing corporation's records. 正确答案:B 分享到: 答案解析: A. The par value is not related to the estimated market value of the stock when it is issued. B. The par value of the stock represents the legal capital of ...
In calculus, the slope of the tangent line to a curve at a particular point on the curve. Since a curve represents a function, its derivative can also be thought of as the rate of change of the corresponding function at the given point. Derivatives are computed using differentiation. ...
百度试题 结果1 题目Which of the following functions represents an exponential function? ( ) A. f(x)=x^2 B. f(x)=7^x C. None of these choices are correct 相关知识点: 试题来源: 解析 B 反馈 收藏
the amount of goods attainable if prices decline 相关知识点: 试题来源: 解析 C 正确答案:C 解析:答案为C项。production possibilities curve“生产可能性曲线”,表示用一定数量的资源所能够生产出来的两种商品的各种数量组合。故本题选C项。 知识模块:金融英语业务知识...
选项A 互联网+代表着一种新的经济形态,它指的是依托互联网信息技术实现互联网与传统产业的联合,以优化生产要素、更新业务体系、重构商业模式等途径来完成经济转型和升级。 选项B 工业4.0概念最早出现于德国,简单来说,“互联网+制造”就是工业4.0。 选项D 云计算是一种互联网的计算方式,通过这种方式,在网络上配置...
If the function y = 2x + 1 represents a relationship between x and y, which of the following equations can be solved using this function? A. 2x + 1 = 5 B. 2x + 1 < 5 C. 2x + 1 > 5 D. All of the above 相关知识点: ...
百度试题 题目Which of the following equations represents the relative value of a gift when the donor pays the gift taxes ? A. B. C. 相关知识点: 试题来源: 解析 B 略 反馈 收藏