My name is Zhong-Zhi Xianyu (鲜于中之) . I am a physicist working on theoretical particle physics, cosmology, and astrophysics. I am currently an associate professor atDepartment of Physics,Tsinghua University. I got my Ph.D. in physics from Tsinghua University in 2015. I then worked as ...
1一、看拼音,写词语。huang shannanbùnaxiejùshiměidangzhong yangměizhǎnxianyuefenshanpozhiyezhǎnkaihaokelao xiangcheng shiyongydongbúdongjin guang shan shǎnming sheng gǔjiwǔguang shise 反馈 收藏
答案: 在数学分析中,正弦函数(sin)和余弦函数(cos)是周期性的基本三角函数。它们在物理、工程等多个领域有着广泛的应用。求正弦余弦函数的最值是这些领域中的一个常见问题。 总述来说,正弦和余弦函数的最值问题可以归纳为求函数f(x) = Asin(Bx + C) + D或f(x) = Acos(Bx + C) + D在定义域内的最...