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Click "Edit scene" (fourth button) and delete the contents of the Function Definition.
Enter something like z=x+y. Add a Function 2, and enter a similar equation, for example z = -2x-2y.
In general you can enter any equation of the form z = ax+by+c
Dragging rotates camera.
Middle button drags,
Alt drag moves the camera.
Right button drags,
Mouse wheel zooms camera in and out.
Mouse wheel zooms camera in and out.
Shift dragging banks camera (i.e. rotates the image).
A,Z for zooming camera in and out.
Cursor keys, Del/PgDn for rotation.

Software/Applets used on this page

uvmodeller
An applet from Arnab's Goodies

Glossary

equation

A statement that two mathematical expressions are equal.

function

A rule that connects one value in one set with one and only one value in another set.

Full Glossary List

This question appears in the following syllabi:

SyllabusModuleSectionTopicExam Year
AQA A-Level (UK - Pre-2017)FP4VectorsPlanes-
AQA A2 Further Maths 2017Pure MathsVectorsPlanes-
AQA AS/A2 Further Maths 2017Pure MathsVectorsPlanes-
CBSE XII (India)Vectors and 3-D GeometryVectorsCross product definition, geometrical interpretation, properties and application-
CIE A-Level (UK)P3VectorsPlanes-
Edexcel A-Level (UK - Pre-2017)FP3VectorsPlanes-
Edexcel AS Further Maths 2017Core Pure MathsVectorsPlanes-
Edexcel AS/A2 Further Maths 2017Core Pure MathsVectorsPlanes-
I.B. Higher Level4VectorsPlanes-
Methods (UK)M4VectorsPlanes-
OCR A2 Further Maths 2017Pure CoreFurther VectorsPlanes-
OCR MEI AS Further Maths 2017Core Pure AVectors and 3-D SpacePlanes-
OCR-MEI A-Level (UK - Pre-2017)FP3VectorsPlanes-
Pre-Calculus (US)E1VectorsPlanes-
Scottish Advanced HighersM3VectorsPlanes-
Scottish (Highers + Advanced)AM3VectorsPlanes-
Universal (all site questions)VVectorsPlanes-