Solve the equation by completing the square. 19) x2 + 4x + 20 = 0 A) {-2 + 2/5) 19) %3D B) {-2 ± 4i} C) {2, -6} D) (2 + 4i}

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section: Chapter Questions
Problem 26RE
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Solve the equation by completing the square.
19) x2 + 4x + 20 = 0
A) {-2 ±2/5}
19)
B) (-2 ± 4i}
C) {2, -6}
D) (2 + 4i}
Transcribed Image Text:Solve the equation by completing the square. 19) x2 + 4x + 20 = 0 A) {-2 ±2/5} 19) B) (-2 ± 4i} C) {2, -6} D) (2 + 4i}
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