Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
Firsts
Rule algebra.equations.linear.distr-times Location [1] Term "Just (TCon relation1.eq [TCon arith1.times [TNum 12,TVar \"x\"],TCon arith1.minus [TCon arith1.plus [TCon arith1.times [TNum 3,TCon arith1.power [TVar \"x\",TNum 2]],TCon arith1.times [TNum 12,TVar \"x\"]],TNum 36]])" Focus "Just (TCon arith1.minus [TCon arith1.plus [TCon arith1.times [TNum 3,TCon arith1.power [TVar \"x\",TNum 2]],TCon arith1.times [TNum 12,TVar \"x\"]],TNum 36])" Environment