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How to Solve Polynomial and Rational Inequalities
Автор: Ashley Mitchell
Загружено: 2025-12-08
Просмотров: 50
Описание:
In this lesson, I teach you how to solve polynomial inequalities and rational inequalities using a simple, consistent process. We walk through each step so you understand not just what to do, but why it works.
✔ Find critical numbers from factors, zeros, and undefined points
✔ Build and analyze sign charts
✔ Determine intervals where the expression is positive or negative
✔ Handle open and closed intervals correctly
✔ Write final answers in interval notation
✔ Check solutions to avoid common mistakes
Perfect for Algebra 2 and Precalculus students preparing for quizzes, tests, or STAAR/EOC-style questions.
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