Answers must be in 4 decimal places. 1. Find all the roots of the following equations. i. ?³ + 10?² + 169? = 0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 48E
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Answers must be in 4 decimal places.

1. Find all the roots of the following equations.

i. ?³ + 10?² + 169? = 0

ii. 9?²? + 64? = 0

iii. ?⁵ − ?⁴ + ?³ − ?² − 12? + 12 = 0

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