Circles and conic sections

Front

Equation of a parabola passing through (2, 1) with vertex (0, 0).

Back

y = -¹/₄x² + 2

Front

Convert the equation f(x) = x² - 12x + 40 into vertex form.

Back

f(x) = (x - 6)² + 4

Front

Find the vertex if the focus is at (9,0) and the directrix is at x=-9

Back

(0,0)

Front

Back

p=5

Front

The parabola y = 1/2 (x + 4)² - 3 will

Back

open up

Front

The parabola y = x² - 2x + 4 will

Back

open up

Front

Equation of the parabola for a satellite dish with a width of 2 meters and a height of 1 meter.

Back

y = 0.5x^2 - x + 1

Front

Find the focus, and directrix of the parabola: x² = 28y

Back

Focus: (0,7) Directrix: y= -7

Front

A parabola is upside-down when a is:

Back

negative

Front

What is "a" in the equation:
(y-9)² = -40(x+4)

Back

- 10