An equation of the form \(y = mx + c\) where \(m\) and \(c\) are numbers, gives a straight line when values of \(x\) and corresponding values of \(y\) are plotted on a grid. A straight line is a ...
Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points. Learn about graphs of trigonometric functions in this National 5 Maths guide.
Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has ...