This is a preview. Log in through your library . Abstract Our main goal is to determine the general solution of the functional equation f1(xy) + f2(xy-1) = f3(x) + f4 ...

The sine and cosine functions can be used to model fluctuations in temperature data throughout the year. An equation that can be used to model these data is of the ...

Trigonometric Functions and Complex Numbers covers the followings areas in the International Mathematical Olympiad (IMO) and other mathematical competitions. Trigonometric identity, graphs and ...

Department of Mathematics, Shahid Rajaee Teacher Training University, Tehran, Iran. In mathematics, a Green’s function is the impulse response of an inhomogeneous differential equation defined on a ...

The form you should use may be given to you in a question, but if not, any one will do. If in doubt, \(k\cos (x - \alpha )\) usually works. These worked examples show the processes you'll need to go ...

Understanding how to convert between degrees and radians is one of the most crucial skills for anyone studying trigonometry, calculus, or advanced mathematics. Whether you're a beginner student ...