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The 2 tangents that intersect with the y axis contain the values of the cotangent function. The value of the cotangent of an angle is the length of the segment that lies along the "top" or "bottom" tangent and connects the y axis to the radius formed by the reference angle.
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The value of the cosecant is the length of the segment along the hypotenuse between the origin and the cotangent.
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The value of the secant of an angle is the length of the segment of the radius from the origin to where it intersects the "left" or "right" tangent.
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Lines: Slope Intercept Form
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Lines: Point Slope Form
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Parabolas: Standard Form + Tangent
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Trigonometry: Period and Amplitude
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Trigonometry: Phase
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Trigonometry: Unit Circle
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Polar: Logarithmic Spiral
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Polar: Limacon
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Parametric: Cycloid
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Transformations: Translating a Function
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Transformations: Scaling a Function
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Transformations: Inverse of a Function
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Statistics: Linear Regression
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Statistics: Anscombe's Quartet
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Statistics: 4th Order Polynomial
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Lists: Family of sin Curves
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Lists: Curve Stitching
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Lists: Plotting a List of Points
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Calculus: Derivatives
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Calculus: Secant Line
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Calculus: Tangent Line
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Calculus: Taylor Expansion of sin(x)
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Calculus: Integrals
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Calculus: Integral with adjustable bounds
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Calculus: Fundamental Theorem of Calculus
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