Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Question
Transcribed Image Text:3x² +4x +2=0
ー4さF-4(3)
213)
-4£ S40
ー4+TS
ー4tao
3
Expert Solution
Step 1
3x² + 4x +2 = 0
Here we find roots by
Roots = [-b + √(b²-4ac)]/2a
Roots = [-4 + √(16 - 4(3)(2) ]/2(3)
Roots = [-4 + √16-24 ]/6
Roots = [-4 + √-8 ]/6
Roots = -2/3 + 2√2i/6
Roots = -2/3 + √2i/3
Roots = (-2 + √2i)/3
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