Solving Quadratics Altogether (Day 2)

50 Minute Class, Algebra 1, Curriculum

Learning Goal: Develop procedural fluency with multiple methods of solving quadratic equations.


Classwork

Answers


Standards

  • Common Core
    • HSA.REI.B.4.B – Solve quadratic equations by inspection (e.g., for x² = 49), taking square roots, completing the square, the quadratic formula and factoring, as appropriate to the initial form of the equation. Recognize when the quadratic formula gives complex solutions and write them as a ± bi for real numbers a and b.
  • TEKS
    • A.7(B) – describe the relationship between the linear factors of quadratic expressions and the zeros of their associated quadratic functions
    • A.8(A) – solve quadratic equations having real solutions by factoring, taking square roots, completing the square, and applying the quadratic formula

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