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# Pre-Cal 40S February 9, 2009

More about exact values in the unit circle and the reciprocal trig functions.

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### Pre-Cal 40S February 9, 2009

1. 1. About Those TanGents and some of their functional friends ... Beach Buddies by ﬂickr user RcktManIL
2. 2. UNDEFINED - TANGENT VALUES ARE ORANGE UNDEFINED
3. 3. Get ready for a little mental math ... Simple math correction ...
4. 4. In which quadrant is sin ⊝ < 0 and cos ⊝ > 0? In which quadrant is csc ⊝ < 0 and sec ⊝ > 0?
5. 5. The Other Trig Functions ... SOH CAH T0A Reciprocal Trig Functions Cosecant Secant Cotangent
6. 6. In which quadrant is sin ⊝ < 0 and cos ⊝ > 0? In which quadrant is csc ⊝ < 0 and sec ⊝ > 0?
7. 7. Is the point on the unit circle?
8. 8. Find the exact value of each expression:
9. 9. Find the exact value of each expression:

More about exact values in the unit circle and the reciprocal trig functions.

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