Difference between revisions of "Focus Command"

From GeoGebra Manual
Jump to: navigation, search
(added link to Directrix command)
m
Line 1: Line 1:
<noinclude>{{Manual Page|version=4.2}}</noinclude>
+
<noinclude>{{Manual Page|version=5.0}}</noinclude>
 
{{command|conic}}
 
{{command|conic}}
 
; Focus[ <Conic> ]: Yields (all) foci of the conic section.
 
; Focus[ <Conic> ]: Yields (all) foci of the conic section.
 
:{{Example|1=<code>Focus[4x^2 - y^2 + 16x + 20 = 0]</code> returns the two foci of the given hyperbola: ''A''=(-2, -2.24) and ''B''=(-2, 2.24).}}
 
:{{Example|1=<code>Focus[4x^2 - y^2 + 16x + 20 = 0]</code> returns the two foci of the given hyperbola: ''A''=(-2, -2.24) and ''B''=(-2, 2.24).}}
 
{{Note|1=See also the [[Directrix Command|Directrix]] command.}}
 
{{Note|1=See also the [[Directrix Command|Directrix]] command.}}

Revision as of 12:08, 23 July 2015

© 2024 International GeoGebra Institute