Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Complex Numbers
Section4.2: Complex Solutions Of Equations
Problem 1ECP: Determine the number of solutions of the equation x3+9x=0.
Question
solve and give the solution in exact form
2e2x + ex - 1 = 0
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