The function of the cofunction of or something similar... (forgot how it was worded)

and would something like -2sin(4x)sin(-2x) be the same as 2sin(4x)sin(2x)

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- Dec 21st 2006, 03:26 PM3deltatCorrect me if im wrong.. but
The function of the cofunction of or something similar... (forgot how it was worded)

and would something like -2sin(4x)sin(-2x) be the same as 2sin(4x)sin(2x) - Dec 21st 2006, 04:13 PMThePerfectHacker
- Dec 21st 2006, 04:31 PM3deltatQuote:

Sine and Cosine are Co-functions.

Meaning,

In the same way,

Tangent and Cotangent are cofunctions.

And,

Secant and Cosecant are cofunctions.

- Dec 21st 2006, 06:06 PMThePerfectHacker
- Dec 22nd 2006, 06:47 AMtopsquark