Trig Functions

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Which of the following lists contains only functions with vertical asymptotes in their graphs?

A. Cosine, sine, tangent, cotangent
B. Tangent, secant, cosecant, cotangent
C. Sine, tangent, secant, cosecant
D. Cosine, sine, secant, cosecant

• Trig Functions -

cosine, sine, vary between 1, -1? So they cannot be in the correct answer.

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