Save guides, add subjects and pick up where you left off with your BBC account. From the graph of the function, we can see that we should be expecting 2 solutions: 1 solution between \(0^\circ ...

revision-guideNational 5 Maths - Working with the graphs of trigonometric functions Revise the relationship between trigonometric formula and graphs as part of National 5 Maths.

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.