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Algebra

Page history last edited by mark.trushkowsky@mail.cuny.edu 10 years, 2 months ago

 

 

High Emphasis 

Algebra: Arithmetic with Polynomials and Rational Expressions 

  • A-APR.1 - Understand that polynomials form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication; add, subtract, and multiply polynomials. 
  • A-APR.3 - Identify zeroes of polynomials when suitable factorizations are available, and use the zeroes to construct a rough graph of the function defined by the polynomial. 

 

Algebra: Reasoning with Equations and Inequalities 

  • A-REI.1 - Explain each step in solving a simple equation as following from the equality of numbers asserted at the previous step, starting from the assumption that the original equation has a solution. Construct a viable argument to justify a solution method. 
  • A-REI.3 - Solve linear equations and inequalities in one variable, including equations with coefficients represented by letters. 
  • A-REI.4 - Solve quadratic equations in one variable. 
  • A-REI.10 - Understand that the graph of an equation in two variables is the set of all its solutions plotted in the coordinate plane, often forming a curve (which could be a line). 
  • A-REI.12 - Graph the solutions to a linear inequality in two variables as a half-plane (excluding the boundary in the case of a strict inequality), and graph the solution set to a system of linear inequalities in two variables as the intersection of the corresponding half-planes. 

 

Algebra: Creating Equations 

  • A-CED.1 - Create equations and inequalities in one variable and use them to solve problems. Include equations arising from linear and quadratic functions, and simple rational and exponential functions. 
  • A-CED.2 – Create equations in two or more variables to represent relationships between quantities; graph equations on coordinate axes with labels and scales.  
  • A-CED.3 – Represent constraints by equations or inequalities, and by systems of equations and/or inequalities, and interpret solutions as viable or non-viable options in a modeling context. For example, represent inequalities describing nutritional and cost constraints on combinations of different foods. 
  • A-CED.4 - Rearrange formulas to highlight a quantity of interest, using the same reasoning as in solving equations. For example, rearrange Ohm's law V = IR to highlight resistance R. 

 

Algebra: Seeing Structure in Expressions 

  • A-SSE.1 - Interpret expressions that represent a quantity in terms of its context. 
  • A-SSE.3 - Choose and produce an equivalent form of an expression to reveal and explain properties of the quantity represented by the expression. 

 

 

 

Background Knowledge

Read the Progression documents below.

 

 

Lessons

The Mathematics Assessment Project (MAP) website has the Common Core Standards with useful supports.  In addition to having the standards themselves, the MAP website has an introduction to each section and lessons and tasks that correspond with each standard. Click here to go to the MAP page for all the high school algebra standards within each of the areas of algebra written above.

 

 

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