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.

Working with trigonometric relationships in degrees Calculating the area of a triangle using trigonometry Using the sine and cosine rules to find a side or angle in a ...

If you or your kids are preparing for an advanced math or science course, you’re going to need a graphing calculator. These handy machines can process complex calculations (and simple ones), including ...

Yesterday, Google announced that you could now use their search engine as a graphing calculator. Just type in the function, or several functions separated by commas, and you get a graph. Why? Because ...

I am have a slight problem with two recursive functions I wrote: Sine and Cosine. Each function depends on the other (and itself) to compute the value of Sine and Cosine for any value input. I am ...