1.

2. <-----its 4^x+5, 4 is raised to the x+5!!! Can't figure out how to make it look that way.. =/

3. A formula for cos(3X) in terms of cosX alone.

4. The period of 3cos(5pix+7)

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- Dec 12th 2008, 09:53 AMtheqwertykidTwo Exponential Equations, and Two Triq Questions!
1.

2. <-----its 4^x+5, 4 is raised to the x+5!!! Can't figure out how to make it look that way.. =/

3. A formula for cos(3X) in terms of cosX alone.

4. The period of 3cos(5pix+7) - Dec 12th 2008, 11:02 AMo_O
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#1:

If it helps, imagine . Then we get an easier problem:

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#2: Start by taking the natural logarithm of both sides ..

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#3:

Now these will come in handy:

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#4:

If you remember, if you have a sinusoidal wave in the form:

The period is given by:

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