题目What is the period of cosine function? A. 180 degrees B. 360 degrees C. 720 degrees D. 90 degrees 相关知识点: 试题来源: 解析 B。解析:文中提到“The period of cosine function is 360 degrees or 2π radians.”。 反馈 收藏
曲线下面积的积分 114-What is Integration Finding the Area Under a Curve 08:18 积分基本定理:重新定义积分 115-The Fundamental Theorem of Calculus Redefining Integration 09:38 积分的性质和定积分的计算 116-Properties of Integrals and Evaluating Definite Integrals 09:48 计算不定积分 117-Evaluating...
百度试题 结果1 题目What is the cosine of 90 degrees? A. -1 B. C. 1 D. 2 相关知识点: 试题来源: 解析 B。解析:文中提到“the cosine of 90 degrees is 0”。反馈 收藏
The inverse trigonometric reverses the process where it determines the angle (in degree) with respect to the given lengths of two sides.Answer and Explanation: We're required to determine the inverse cosine of {eq}\frac{1}{3} {/eq}. We let {eq}\theta {/eq} be the angle with respec...
The law of cosines is the law that relates the side lengths of a triangle. This law gets its name from the cosine function that can be found within...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
What is the arccos of 0 ? arccos 0 = ? The arccosine is the inverse cosine function. Since cos 0 = cos 0º = 1 The arccosine of 0 is equal to the inverse cosine function of 0, which is equal to π/2 radians or 90 degrees: arccos 0 = cos-1 0 = π/2 rad = 90º See...
结果1 题目 What is the correct formula for the cosine rule to find angle A ?AcosA=(a^2+c^2-b^2)/(2ac) BcosA=(a^2+b^2-c^2)/(2ab) C cosA=(b^2+c^2-a^2)/(2ab) DcosA=(b^2+c^2-a^2)/(2bc) 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
The cosine similarity (0.8) represents the cosine of angle θ. As the vectors are close in direction, the angle is small, resulting in a high cosine similarity and a low cosine distance (0.2). Because cosine distance can also be defined as 1 - cos(θ), where cos(θ) is the cosine ...
R. 2006. The right threshold value: What is the right threshold of cosine mea- sure when using latent semantic analysis for evaluating stu- dent answers? International Journal on Artificial Intelli- gence Tools 15(05):767-777.The Right Threshold Value: What Is the Right Threshold of Cosine ...
The arccosine is the inverse cosine function. Since cos 0 = cos 0º = 1 The arccosine of 1 is equal to the inverse cosine function of 1, which is equal to 0 radians or 0 degrees: arccos 1 = cos-11 = 0 rad = 0º