Learning goals: Teacher Facing Given a quadratic expression of the form $ax^2+bx+c$, where $a$ is not 1, write an equivalent expression in factored form. Write a quadratic equation that represents a context, consider different methods for solving it, and describe (orally) the limitations of each method. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from Alg1.7 Quadratic Equations, Algebra 1.