Ch. 7 - Conic Sections
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Problem 87
Find the standard form of the equation of an ellipse with vertices at (0, -6) and (0, 6), passing through (2, 4).
Problem 89
The equation of the red ellipse in the figure shown is x^2/25 + y^2/9 =1Write the equation for each circle shown in the figure.
Problem 90
Find the standard form of the equation of the hyperbola with vertices (5, −6) and (5, 6), passing through (0, 9).
Problem 91
Solve by eliminating variables:
