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# Precalculus Trigonometry

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### Precalculus Trigonometry - Page Text Content

S: Precalculus Trigonometry

BC: Memories of Math 172

FC: A YEAR IN REVIEW | Lessons learned in Math 172: Precalculus Trigonometry

1: Vectors | In order for vectors to be equivalent they must have the same distance, slope, and direction.

2: Law of Cosines | Formulas

3: Law of Sines

4: Exponential Functions | As the x-inputs increase, the curve gets closer and closer to this line. However, it does not cross it. | Read the graph from left to right. | If the exponent is negative it curves down to the right. | If the exponent is positive it curves up to the right.

5: Exponential Properties | Increasing if a > 1 | Decreasing if 0 < a < 1

6: Converting Logarithms

7: Properties of Logarithms

8: Soh Cah Toa

9: Finally graduating from the short bus!

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• By: Kristin T.
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