The graph shows a function. What is the equation of the function? A. y = x + 5 B. y = 2x + 3 C. y = 3x - 1 D. y = 4x - 2 相关知识点: 试题来源: 解析 C。观察图像可知,直线的斜率约为 3,截距约为 -1,所以函数方程为 y = 3x - 1。A 选项斜率为 1,截距为 5,不符合。
What is the equation for the axis of symmetry of a quadratic function y = 3x² + 6x + 2? A. x = -1 B. x = -2 C. x = -3 D. x = -4 相关知识点: 试题来源: 解析 A。解析:For the function y = 3x² + 6x + 2, a = 3 and b = 6. Using the formula x = -b/...
结果1 题目 What is the equation of the quadratic function with a vertex at (2,-25) and an x-intercept at (7,0)? ( ) A. f(x)=(x-2)(x-7) B. f(x)=(x+2)(x+7) C. f(x)=(x-3)(x+7) D. f(x)=(x+3)(x-7) 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
百度试题 结果1 题目 What is the equation for the vertical asymptote of the rational function f(x)=(x+1)(x^2+3x+2)? () A. x=-2 B. x=-1 C. x=1 D. x=2 相关知识点: 试题来源: 解析 A 反馈 收藏
For example, the tree-height function h(age) = age×20 makes no sense for an age less than zero. ... it could also be letters ("A"→"B"), or ID codes ("A6309"→"Pass") or stranger things. So we need something more powerful, and that is where sets come in:A...
Sine function is a trigonometric function that is equal to the ratio of perpendicular and hypotenuse of a right triangle. Learn sine function definition, formula, properties, values for different angles, at BYJU'S.
In the tradition of work psychology studies, Béguin and Clot (2004) claim that even the most repetitive gesture of a worker is not an event with no history of a given professional activity; rather, seen from a psychological angle, work activity is always unique at every occurrence. ...
We then use the following equation to calculate the probability score of how likely this option 𝑎𝑖ai is to answer this question q given the retrieved context c: 𝐡=[𝐡𝐜;𝐡𝐪𝐚𝐢;𝐡𝐜·𝐡𝐪𝐚𝐢;|𝐡𝐜−𝐡𝐪𝐚𝐢|],𝑝(𝑞,𝑎𝑖|𝑐)=𝑊1(...
which in the infinitesimal limit is the familiar . The other rules of Napier can be derived in a similar fashion. Example 3 One application of Napier’s rule (6) is to determine the sunrise equation for when the sun rises and sets at a given location on the Earth, and a given time...
You might even see the term using “average time” instead of “mean time”— all different words for the same thing. MTTR also includes the lead time for parts that are not readily available. This can significantly impact the overall repair time. It is one of the most visible and useful...