Doing Battle With Radical Equations
High schoolers observe and solve examples of equations involving radicals. They complete a Doing Battle With Radical Equations worksheet and checklist.
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TI-nspire-ing Extraneous Solution Understanding
Students explore extraneous roots to radical equations. In this Algebra II instructional activity, students solve equations which are typically "unanswerable" with paper and pencil. The use of the TI-npire provides a method of solution...
8th - 11th Math CCSS: Adaptable
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
Free Falling: Working with Radicals
Look out, radical falling! The lesson plan shows the class how to evaluate formulas that include radicals. They involve escape velocity, sight distance, and free fall times. Pupils then discuss what occupations may use radicals in their...
9th - 12th Math CCSS: Adaptable