S1+Stoutamyer,+Mykayla

=Stage 1 - Identify Desired Results= a. Solve systems of linear equations and inequalities in two unknowns and interpret their graphs. ||
 * **Establish Goals (MLR):** **(G)** ||
 * **Maine Learning Results: Mathematics-D. Algebra**
 * Equations and Inequalities**
 * Grades 9-Diploma**
 * 2. Students solve families of equations and inequalities.**

//What understandings are desired?//
•Quadratic equations have different methods for solving. •Equations can be used to calculate some everyday situations. ||
 * **//Students will understand that://** **(U)** ||
 * •Equations have many ways for being solved.

//What essential questions will be considered?//
•Why do quadratic equations differ from linear equations? •How do equations help solve situations in everyday life? ||
 * **Essential Questions:** **(Q)** ||
 * •How can technology (calculators) help solve equations?

//What key knowledge and skills will students acquire as a result of this unit?//
constant, coefficient •**Formulas**- ax+b, ax²+bx+c, quadratic formula •**Key Factual Information**- What does the intersection of 2 graphs mean? What do the roots of a quadratic equation represent? How to factor quadratic equations. How to apply equations to everyday problems. || •Show different ways for arriving at the same answer. •Make sense of the information gained from using equations in everyday situations. •a. Solve systems of linear equations and inequalities in two unknowns and interpret their graphs. •Compare quadratic equations with linear equations. •Relate techniques used for solving linear equations to those techniques used for quadratic equations. •Recognize everyday situations where equations can be used. ||
 * **//Students will know://** **(K)** || **//Students will be able to://** **(S)** ||
 * •**Vocabulary**- linear equation, quadratic equation,


 * 2004 ASCD and Grant Wiggins and Jay McTighe.**