What is the value of the adjacent side in a right triangle if the hypotenuse is 10 units and the angle is 30 degrees?
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What is the equation of an ellipse with center (-2,3), major axis length 10, and minor axis length 6?
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Question: The equation f(x) = cos(x) describes a cosine function. Find the amplitude, period, and range of this function. How many x-intercepts does it have?