Solving Radical Equations
In this math worksheet, middle schoolers solve the equations using radicals by raising each one to the power of 2.Then they apply the rules of equality to find the unknown variable.
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TI-nspire-ing Extraneous Solution Understanding
Students explore extraneous roots to radical equations. For this Algebra II lesson, students solve equations which are typically "unanswerable" with paper and pencil. The use of the TI-npire provides a method of solution and moves the...
8th - 11th Math CCSS: Adaptable
Relationships Between Quantities and Reasoning with Equations and Their Graphs
Graphing all kinds of situations in one and two variables is the focus of this detailed unit of daily lessons, teaching notes, and assessments. Learners start with piece-wise functions and work their way through setting up and solving...
6th - 10th Math CCSS: Designed
Solve Quadratic Equations Using the Appropriate Methods and Formulas
This short but detailed video answers the questions of what to do with a quadratic equation once it's factored. After introducing the zero product property, the video walks through multiple examples of applying it to factorable quadratic...
6 mins 8th - 11th Math CCSS: Designed
Extraneous Solutions to Radical Equations
Bringing it all together in this video, Sal incorporates the concepts from previous lectures (quadratic formula, multiplying polynomial expressions, radical expressions, exponents). This video would be a great way to end a unit or review...
4 mins 7th - 11th Math CCSS: Adaptable
Solving the Unknown with Algebra: Lesson 3: Functions and Formulas/Square Roots
This lesson has a number of fun worksheets for a pre-algebra or beginning algebra class. The main emphasis of this lesson is functions, formulas, and looking at square roots. It is the third lesson in a series on solving for unknowns,...
6th - 9th Math CCSS: Adaptable