What are the real solutions to the cubic equation x^3 - 4x^2 + 3x + 2 = 0?
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What is the radian measure of the angle formed by a segment from the center of the unit circle to a point on the circumference that is 1/4 of the way around the circle counterclockwise?
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Find the limit as x approaches 2 of (3x-6)/(x^2-4) + (4x-8)/(x-2).