Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
Firsts
Rule algebra.equations.coverup.times Location [] Term "Just (TCon relation1.eq [TNum 4,TCon arith1.minus [TCon arith1.power [TVar \"x\",TNum 2],TCon arith1.times [TNum 3,TVar \"x\"]]])" Focus "Just (TCon relation1.eq [TNum 4,TCon arith1.minus [TCon arith1.power [TVar \"x\",TNum 2],TCon arith1.times [TNum 3,TVar \"x\"]]])" Environment