Students determine the problem a mathematician is investigating and the pattern in the solution Sample Performance Tasks: Differences of Reversed Squares (9-12) Fourth 9 Weeks (A.4c; A.3, A.9, A.10, & A.11) Solve quadratic equations. Standard Key Vocabulary 5 classes Standard form, zero product property, The student will solve multistep linear and A.4c Identify the roots or zeros of a completing the square, quadratic quadratic equations in two variables, including quadratic function over the real number Traditional: formula, and discriminant c) solving quadratic equations system as the solution(s) to the 10 classes algebraically and graphically. quadratic equation that is formed by DOE Lesson Plans setting the given quadratic expression equal to zero. Essential Questions What are the characteristics of a Confirm algebraic solutions to linear quadratic function? and quadratic equations, using a How can you a quadratic graphing calculator. equation? Prerequisite/Extension SOL Prerequisites: 7.14 a) solve one‐ and two‐step Textbook Resources linear equations; b) solve practical Sections 9.3-9.6 problems in one variable Resources/Lessons 8.15 a) multistep linear
Students determine the problem a mathematician is investigating and the pattern in the solution Sample Performance Tasks: Differences of Reversed Squares (9-12) Fourth 9 Weeks (A.4c; A.3, A.9, A.10, & A.11) 5 classes Traditional: 10 classes Standard A.4c The student will solve multistep linear and quadratic equations in two variables, including c) solving quadratic equations algebraically and graphically. Essential Questions What are the characteristics of a quadratic function? How can you a quadratic equation? Prerequisite/Extension SOL Prerequisites: 7.14 a) solve one‐ and two‐step linear equations; b) solve practical problems in one variable 8.15 a) multistep linear Solve quadratic equations. Identify the roots or zeros of a quadratic function over the real number system as the solution(s) to the quadratic equation that is formed by setting the given quadratic expression equal to zero. Confirm algebraic solutions to linear and quadratic equations, using a graphing calculator. Key Vocabulary Standard form, zero product property, completing the square, quadratic formula, and discriminant DOE Lesson Plans Textbook Resources Sections 9.3-9.6 Resources/Lessons
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