Use the Principal Axes Theorem to perform a rotation of axes to eliminate the xy-term in the quadratic equation. 9x2 – 6xy + 9y2 – - 49 = 0 (a) Identify the resulting rotated conic. O parabola O ellipse O hyperbola (b) Give its equation in the new coordinate system. (Use xp and yp as the new coordinates.)

Algebra and Trigonometry (MindTap Course List)
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Author:James Stewart, Lothar Redlin, Saleem Watson
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Chapter12: Conic Sections
Section12.CT: Chapter Test
Problem 16CT: aUse the discriminant to determine whether the graph of the following equation is a parabola, an...
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Use the Principal Axes Theorem to perform a rotation of axes to eliminate the xy-term in the quadratic equation.
9x2 – 6xy + 9y² – 49 = 0
(a) Identify the resulting rotated conic.
parabola
ellipse
hyperbola
(b) Give its equation in the new coordinate system. (Use xp and yp as the new coordinates.)
Transcribed Image Text:Use the Principal Axes Theorem to perform a rotation of axes to eliminate the xy-term in the quadratic equation. 9x2 – 6xy + 9y² – 49 = 0 (a) Identify the resulting rotated conic. parabola ellipse hyperbola (b) Give its equation in the new coordinate system. (Use xp and yp as the new coordinates.)
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