Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
![](http://ideas.cs.uu.nl/images/external.png)
x == 1/3 or x == -3
ready: yes
Feedback
Path 1
path | [0, 2, 0, 0, 5, 0, 1, 0, 0, 5, 0, 3] |
steps | 12 |
major rules | 3 |
active labels | - quadraticequationstrategy
|
enter quadraticequationstrategy,
enter zeroform,
algebra.equations.quadratic.product-zero,
exit zeroform,
navigator.down,
enter constantform,
algebra.equations.coverup.onevar.minus-left,
exit constantform,
navigator.up,
navigator.down,
enter constantform,
algebra.equations.coverup.times