Recall from Rotation of Axes that equations of conics with an xy term have rotated graphs. For
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Recall from Rotation of Axes that equations of conics with an xy term have rotated graphs. For the following exercises, express each equation in polar form with r as a function of θ.
x2 + xy + y2 = 4
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Solution x cos and y sin so x2 xy y2 4 becomes 2 cos ...View the full answer
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