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OpenStudy (anonymous):
3x^2-2√(3)xy+y^2+2x+2√(3)y=0 determine the type of conic, solve for y, determine the angle of rotation-use the formula cot2=A-C/B and rewrite the equation of the conic using the equation x=x'cos-y'sin and y=x'sin+y'cos
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OpenStudy (amistre64):
yeah, thing has something to do with a general formula for a conic ....
OpenStudy (amistre64):
i could never remember it; but I think its close to determinant of a quadratic or something
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