What is the Pythagorean Theorem for finding the length of the hypotenuse in a right triangle?
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What is the equation of an ellipse with its major axis being vertical, center at (2,-3), a major axis length of 6 units, and a minor axis length of 4 units?
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What is the result of adding vector A (2i - 3j) to vector B (-4i + 5j)?