Mathematics, 29.01.2020 10:48, azaz1819
The graph of the equation 2x2 + xy + y2 = 4 is the tilted ellipse pictured below; i. e. the points (x, y) in the plane that satisfy the equation yield the pictured ellipse. the point p=(1,-2) on the ellipse and the tangent through p are pictured below. a line that is tangent to an ellipse does not intersect the ellipse in any other point. we can use this fact to determine the slope of the tangent line.
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The graph of the equation 2x2 + xy + y2 = 4 is the tilted ellipse pictured below; i. e. the points...
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