Solve each equation and inequality. Write the solu- tion set for each inequality in set-builder or interval notation. (a) 2x + 7x – 4 = 0 (b) 2x² + 7x – 4 < 0 (c) 2x² + 7x - 4 > 0

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Chapter1: Equations And Inequalities
Section1.CT: Chapter Test
Problem 34CT: Solve each inequality; graph the solution set and write the answer in interval notation. 1+x3x34x2
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Solve each equation and inequality. Write the solu-
tion set for each inequality in set-builder or interval
notation.
(a) 2x + 7x – 4 = 0
(b) 2x² + 7x – 4 < 0
(c) 2x² + 7x - 4 > 0
Transcribed Image Text:Solve each equation and inequality. Write the solu- tion set for each inequality in set-builder or interval notation. (a) 2x + 7x – 4 = 0 (b) 2x² + 7x – 4 < 0 (c) 2x² + 7x - 4 > 0
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