Exercise algebra.equations.quadratic.no-abc

Description
solve a quadratic equation without abc-formula

sqrt 2 == x or x == -sqrt 2

ready: yes

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Path 1

path	[0, 0, 4, 0, 7, 11, 2, 0, 0]
steps	9
major rules	2
active labels	quadraticequationstrategy topform