Equations of Hyperbolas — Unit test Answers

Which is the equation of a parabola with vertex (0, 0), that opens to the left and has a focal width of 12?a.c.b.d.

Find the equation of the circle with center at (3, -2) and radius of 3.a.c.b.d.

Write the equation of a parabola with focus of (1,-2) and vertex at (9,-2).a.c.b.d.

Samara is adjusting a satellite because she finds it is not focusing the incoming radio waves perfectly. The shape of her satellite can be modeled by where x and y are modeled in inches. She realizes that the static is a result of the feed antenna shifting slightly off the focus point. What is the focus point of the satellite?

Which is the equation of an asymptote of the hyperbola whose equation is = 1?

What is the positive slope of the asymptote of = 1? The positive slope of the asymptote is .

Find the center and radius of the circle with the equation:a.center: (5, -2)radius: 5c.center: (-5, 2)radius: 5b.center: (5, -2)radius: 25d.center: (-5, 2)radius: 25

Which features describe the graph of =1? Select two options.a focus at (104, 0)a focus at (0,−96)a vertex at (−40, 0)a vertex at (0, 96)the center at (0, 0)

The graph of a hyperbola is shown.

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The equation represents an ellipse.Which points are the vertices of the ellipse?

The foci and the vertices of the hyperbola are labeled.

The equation represents a hyperbola centered at the origin with a focus of (0,-10). What is the value of b?

Find the equation of a parabola with vertex (2, -1), opens upward and has focal width of 16.