Examine Functions With Geogebra
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Transcript of Examine Functions With Geogebra
8/16/2019 Examine Functions With Geogebra
http://slidepdf.com/reader/full/examine-functions-with-geogebra 1/3
8/16/2019 Examine Functions With Geogebra
http://slidepdf.com/reader/full/examine-functions-with-geogebra 2/3
Intesection (et!een ga)"s
ame procedure as shown above. Alternativelyuse the command Intersect+f-g,.
GeoGebra will find the point of intersection!0 $/-66-4-78%
Fin*ing t"e y #+a,ue !"en t"e x #+a,ue is gi+en9i will find the y #value when x 2
Type x2 in the input bar- and use the toolIntersect Two 1bects twice $to findboth intersection points%. GeoGebra finds: $2-6% between g and the line x2- and; $2-<% between f and the line x2.
The desired y #values are! y 6 og y <.
To find x #values- we ma3e a horisontal lineinstead of a vertical one. Try=
Ma'imum an* minimum of )o,&nomia, functionstraight lines hva no maximum or minimum. Therefore- we open a new window and draw
the graph of the function h x =/.5 x 6−2 x 2
Type Turning&oint+h, in the input barand press enter. GeoGebra finds
maximum and minium $if they exist%.The function h have
(aximum A $#>->5-6-54%(inimum $>->5-/-47%
Dette verk av Jon Arild Jørgensen er lisensieret under en
Creative CommonsNavngivelse-Ikkekommersiell-Del på samme vilkår 3.0 Norge lisens.