Các bài toán về mật mã lượng tử có sử dụng các khái niệm lượng giác?

The correct answer is: A To solve the equation tan(x+y)tan(x−y)=1, we can use the identity for the tangent of a sum and difference. Jun 27, 2019 ... , Tan, X., He, Y., Hong, G., Li, J., Ming, F., Yao, X. and Yan, F. (2018) Abscisic acid negatively modulates plant defence against rice ... Inverse of y = tan ⁡ ( x ) y = \tan{\left(x \right)} y=tan(x). The calculator ... ; Yang, Y. ; Tan, X. ; Xiao, Y. ; Maitz, M.F. ; Huang, N. ; Yang, Z. Biomimetic engineering endothelium-like coating on cardiovascular stent through heparin ... Tan, X.; Gu, B.; Guo, J.; Jiang, J.; Wang, D.; Tang, J. Show more detail ... Zeng, Y.; Wu, B. Show more detail. Source: Self-asserted source. Yuan Zeng ... Sal draws the graph of the tangent function based on the unit circle definition of the function. Created by Sal Khan. Nov 27, 2018 ... it is a linear differential equation of the form ... where and ... Multiplying both sides of by we get ... Integrating both sides with respect to x, ... Concavity- The graph of y = tan(x) is concave down from (π/2+kπ,π+kπ], and concave up from (0+kπ,π/2+kπ). Mar 1, 2007 ... Try using the addition formula for tangent. \(\displaystyle \L\\tan(u+v)=\frac{tan(u)+tan(v)}{1-tan(u)tan(v)}\) Let u=x+y and v=z Nov 26, 2021 ... The general solution of the differential equation (d y/d x) =y tan x-y2 sec x is (A) tan x=(c+ sec x) y (B) sec y=(c+ tan y) x (C) sec x=(c+ ...