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3 cards from this section. Quick, good the night before a test.
What is the value of tan(0°)?
Think about the opposite side being zero.
At what angle is tan(θ) undefined?
These are the angles where vertical asymptotes appear.
What is the value of tan(90°)?
What happens to the values just before reaching 90°?
True or False: The period of the tangent function is 360°.
Think about how often the tangent function repeats its graph.
Describe the behavior of y = tan(θ) as θ approaches 90° from the left and from the right.
Consider the graph's steep rise and fall around the asymptote.
Graph the tangent function from -180° to 180°, labeling all key points and asymptotes.
Focus on ensuring the periodicity is evident through the graph.
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