# How to Know the Direction of Your Parabola?

A parabola's direction refers to the way it opens. Parabolic equations can have two forms: the standard form and the vertex form. Both forms can have either x or y as the input variable. As example...
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http://www.ehow.com/how_8355606_direction-parabola.html

## Does the direction seeds are change the direction its roots grow?

Well, roots will always grow down due to geotropism. It is caused by the statocytes in the root cap. They sense the force of gravity and grow down according to it. But if the root does not have a r...
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http://wiki.answers.com/Q/Does_the_direction_seeds_are_change_the_direction_its_roots_grow

## How to Calculate the Max of a Parabola?

One of the many ways scientists use parabolas is to model the motion of projectiles. If you shoot an object into the air at any angle, the height of the object as a function of time is a parabolic ...
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http://www.ehow.com/how_8239119_calculate-max-parabola.html

## How to Solve a Parabola?

A parabola is a graph of a quadratic function. It looks like the letter "U" when graphed on a Cartesian plane (an X,Y axis). The quadratic function is ax^2+bx+c = 0, where a, b, and c are numbers c...
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http://www.ehow.com/how_6559332_solve-parabola.html

## How to Do Parabola Equations?

Parabolas are the graphs of quadratic equations, or equations of the form y=ax2+bx+c. In Algebra and in many upper-level math courses, you will need to be comfortable with interpreting and graphing...
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