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9 Cards in this Set

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 In which quadrant are sine and cosecant positive? In Quadrant II, which functions are positive? What is the shortest distance between the terminal point and the x-axis? A reference number. What is the equation of a unit circle? What does the equation x^2 +y^2 = 1 produce on a graph? What is the use of a reference number? It is used as a shortcut for determining the point of the terminal point. In which quadrant are tangent and cotangent positive? In Quadrant III, which functions are positive? What is the terminal point? What is the point on a unit circle t units distant from point (1,0)? Hint: It is the 'output' of the function. In which quadrant are all functions positive? In Quadrant I, which functions are positive? What is t? What is the distance around the unit circle from point (1,0)? Hint: It is the 'input' for a trigonometric function. In which quadrant are cosine and secant positive? Which functions are positive in Quadrant IV?