Negative Cosine Function:
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Negative Sine Function:
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Radian & DrawDot Mode (to avoid vertical asymptotes)
Radian Mode: [2nd] [Mode]
DrawDot Mode: [Graph] [Formt] [DrawDot]
Tangent Function:
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Cotangent Function:
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Secant Function (Inverse of Cosine):
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Cosecant Function (Inverse of Sine):
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