DoYourMath.com Algebrator Manual For Your Algebra Problem Solver | Page 61

Using Algebrator

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If you need an explanation for any particular step, click on the step and then
click on the "Explain" button.
2.2.2.5.2.12 Determine if a parabola opens up, dow n, left or right

This wizard is used to analytically determine if a parabola (horizontal or vertical)
parabola opens up, down, left or right.

It can be accessed by clicking on Wizard Button | Parabola | Determine if a
parabola opens up, down, left of right.

In order to find how a parabola opens:
Enter the equation of the parabola.
Click on the "Solve Step" button to see the next step or "Solve all" button
to see all steps.

If you need an explanation for any particular step, click on the step and then
click on the "Explain" button.
2.2.2.5.3 Circle w izards

Circle wizards may be used to calculate radii, centers and equations of circles
from different sets of input data. Here is the list of all the circle wizards:

Equation of circle using center and radius
Equation of circle using center and radius
Equation of circle using center and point on circle
Equation of circle using end points of diameter
Equation of a circle passing through 3 points
Radius of a circle
Center of a circle

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