Solve rational equations by eliminating denominators

Solve rational equations by eliminating denominators

In this lesson you will learn to solve rational equations by eliminating the denominators and checking for extraneous solutions.

ADDITIONAL MATERIALS

STANDARDS

CCSS.HSA-REI.A.2 Solve simple rational and radical equations in one variable, and give examples showing how extraneous solutions may arise.

TEKS.A2.6.J determine the reasonableness of a solution to a rational equation;

TEKS.A2.6.I solve rational equations that have real solutions;

TEKS.A2.6.B solve cube root equations that have real roots;

TEKS.A2.4.F solve quadratic and square root equations;

IN.AII.PR.3 Solve real-world and other mathematical problems involving rational and radical equations, including direct, inverse, and joint variation. Give examples showing how extraneous solutions may arise.

VA.EI.AII.3.c equations containing rational algebraic expressions; and

VA.EI.AII.3.d equations containing radical expressions.

FL.MAFS.912.A-REI.1.2 Solve simple rational and radical equations in one variable, and give examples showing how extraneous solutions may arise.