Learn about graphs of trigonometric functions in this National 5 Maths guide. National 5 Maths - Working with the graphs of trigonometric functions. revision-guideNational 5 Maths - Working with ...

Many students think they've solved a trig equation ... the sine graph looks like so that we can see how many solutions we should be expecting: Therefore, from the graph of the function, we can ...

but many fail to make the leap on how crucial circles are for trig functions. With static graphs and equations, it's possible to get a handle on the rules of what various functions do and mean.