Parabolas

Question 1

If the equation is further simplified, which equation for a parabola does it become?

Revolt · Accepted Answer

x2 = 4py

Question 2

When the focus and directrix are used to derive the equation of a parabola, two distances were set equal to each other.

Revolt · Accepted Answer

✔ a point on the parabola; The distance between the directrix and is set equal to the distance between the and the same point on the parabola.: a point on the parabola; The distance between the directrix and is set equal to the distance between the and the same point on the parabola.: focus

Question 3

directix✔ focusoriginx-axis

Revolt · Accepted Answer

focus

Question 4

The shape of a satellite dish can be described as parabolic. Satellite dishes are this shape because radio waves are reflected from the surface of the dish and received into the focus. If the graph of the satellite dish is given by the equation x2 = 8y, what are the coordinates of the focus?

Revolt · Accepted Answer

0; 2

Question 5

Question 117975

Revolt · Accepted Answer

2

Parabolas Answers

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