What is the value of x in the cubic equation 2x^3 + 5x^2 - 3x - 2 = 0?
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Math question: Given triangle ABC, angle bisector BD intersects side AC at point D. If angle B is 50 degrees and angle C is 80 degrees, find the measure of angle A. (
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Question: How would you graph the exponential function f(x) = 3^x on a coordinate plane?