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Trigonometry: Trigonometric Functions


Problems

Problem : The terminal side of angle θ in standard position contains the point (7,24). What is sin(θ)


Problem : Which trigonometric functions are independent of the distance between a point and the origin (when the terminal side of an angle in standard position contains that point)?


Problem : If the sine of an angle is negative, which other trigonometric functions will definitely have negative values?


Problem : In which two quadrants is the cosine function always positive?


Problem : The point (-3,-4) lies on the terminal side of angle θ in standard position. What are the values of all six trigonometric functions at θ ?