Difference between revisions of "Substitute Command"
From GeoGebra Manual
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Revision as of 10:28, 21 December 2012
- Substitute[ <expression>, <from>, <to> ]
- Substitutes from in expression with to.
- Example:
Substitute[(3 m - 3)^2 - (m + 3)^2, m, a]yields 8 a2 - 24 a.
- Substitute[ <Expression>, <Substitution List> ]
- Substitutes in expression every variable of the list with the variable or number you choose for it.
- Example:
Substitute[2x + 3y - z, {x=a, y=2, z=b}]yields 2a - b + 6.
