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Lesson 2-5: Solving Rational Equations and inequalities
Lesson 2-5: Solving Rational Equations and inequalities
Lesson Overview:
Solving rational equations
Use Sign Diagram to solve rational inequalities
Decomposition of fraction
Solving Rational Equations
Solving Rational Equations
Steps:
- Find LCD and Domain
- Multiply both sides by LCD (get rid of denominator)
- Solve remaining equations
- Check for extraneous equations according to domain
Using Sign Diagram to Solve Rational Inequalities
Using Sign Diagram to Solve Rational Inequalities
Decomposition of Fraction
Decomposition of Fraction
Real World Example
Real World Example
SAT Practice
SAT Practice
2 = 11/(4k - 3)
What is the solution to the equation above?
k = -17/8
k = -8/17
k = 8/17
k = 17/8
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