What is the limit of (3x^2 + 2x - 5) / (x - 2) as x approaches 2?
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What is the equation of an ellipse if the major axis is horizontal with a length of 8 units, the minor axis is vertical with a length of 6 units, and the center is at (2, -3)?
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What is the integral of ∫(3x^2 + 5x + 1) dx using the power rule?