# Re: Help - How to calculate the IntersectionS of Sine Waves

*From*: "Narasimham" <mathma18@xxxxxxxxxxx>*Date*: 13 Oct 2006 14:40:34 -0700

fldermaus@xxxxxxxxx wrote:

y = 8*Sin(8*x), and y = 6*Sin(6*x)

How can I compute the list of intersections (x,y)?

Hint : Simplify to tan (7*x) = 7 tan(x), a sixth order equn in tan(x).

.

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