Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
Firsts
Rule algebra.equations.linear.merge Location [] Term "Just (TCon relation1.eq [TCon arith1.plus [TCon arith1.minus [TCon arith1.power [TVar \"x\",TNum 2],TCon arith1.times [TNum 9,TVar \"x\"]],TCon arith1.divide [TNum 17,TNum 4]],TNum 0])" Focus "Just (TCon relation1.eq [TCon arith1.plus [TCon arith1.minus [TCon arith1.power [TVar \"x\",TNum 2],TCon arith1.times [TNum 9,TVar \"x\"]],TCon arith1.divide [TNum 17,TNum 4]],TNum 0])" Environment