Question 19 • Algebra I
For 2x² + 3x − 8 = 0, use a = 2, b = 3, and c = −8 in the quadratic formula. The positive root is (−3 + √(3² − 4·2·(−8))) / (2·2) = (−3 + √73) / 4 ≈ 1.39. Therefore, the positive solution rounded to the nearest hundredth is choice B, 1.39.
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