Math question: What is the slope-intercept equation of a line passing through (-2, 5) with a slope of 3?
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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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What are the key characteristics of the quadratic function f(x) = x^2? Discuss its vertex, axis of symmetry, and whether it opens upward or downward. How many x-intercepts does it have?