Use DeMoivre's theorem to find the indicated power. Write the answer in rectangular form. 3n 3n 2 cos , + i sin 4 4 3n cos + i sin %3D 4 4 (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.)
Use DeMoivre's theorem to find the indicated power. Write the answer in rectangular form. 3n 3n 2 cos , + i sin 4 4 3n cos + i sin %3D 4 4 (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.)
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.6: De Moivre’s Theorem And Nth Roots Of Complex Numbers
Problem 22E
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