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Quadratic Inequalities Exercises

Example 1

Solve the inequality (3x + 1)(x – 1)(2x + 3) ≤ 0.

Hint

The roots are , and x = 1. Be sure to check every region.

Example 2

Solve the inequality x² + 3 > 4x.

Hint

The roots are x = 1 and x = 3.

Example 3

Solve the inequality (x + 4)²(x – 4) ≥ 0.

Hint

Make sure to check every region.

Example 4

Solve the inequality x² + 7x + 4 < 0.

Hint

The roots are and

Quadratic Inequalities Exercises

Quadratic Inequalities Exercises

Example 1

Example 2

Example 3

Example 4

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