DoYourMath.com Algebrator Manual For Your Algebra Problem Solver | Page 58

54 Algebrator Manual Enter the coordinates of the three known points: (x1 , y1 ), (x2 , y2 ) and (x3 , y3 ). If you click on "Solve step" or "Solve all", a dialog box will appear; you should select the type of 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. 2.2.2.5.2.6 Vertex of a parabola This wizard is used to calculate the vertex of a given parabola. It can be accessed by clicking on Wizard Button | Parabola | Vertex of a parabola. To calculate the vertex: 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. Watch Video Vertex of a parabola 2.2.2.5.2.7 Focus of a parabola This wizard is used to calculate the focus of a given parabola. © 1998 - 2010 Softmath