Solving Rational equations and Inequalities

Solving Rational Equations and Inequalities

by Chyna Black

Multiple Choice

Solve the inequality for x and give your answer in interval notation.

• [5,∞)

• [-15,∞)

• [-5,∞)

• (5,∞)

​What does this look like graphically

6-3x≤-9​

​15-3x≤0

Multiple Choice

$$R\left(x\right)=\frac{x+2}{x\left(x+3\right)\ }.\ Find\ where\ R\left(x\right)<0.$$  

• (-∞,-2)U(0,∞)

• (-∞,-3)U(-3,0)U(0,∞)

• (-∞,-3)U(-2,0)

• (-∞,-3]U[-2,0)

Solving Inequalties and Equations Algebraically

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Multiple Choice

Solve for x.

• [-3,0)U[7,∞)

• (-3,0)U(7,∞)

• (0,7)U(7,∞)

• [0,7)U(7,∞)