SOLUTION: Hi I have a question on solving Trigonometric Equations This is the question I was given: Solve Algebraically, over the set of real numbers, givging exact values where possible.

SOLUTION: Hi I have a question on solving Trigonometric Equations This is the question I was given: Solve Algebraically, over the set of real numbers, givging exact values where possible.

Algebra.Com

Question 975157: Hi I have a question on solving Trigonometric Equations
This is the question I was given:
Solve Algebraically, over the set of real numbers, givging exact values where possible.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!

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(3cos + 1)*(cos - 2) = 0
cos = 2 (Ignore)
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cos = -1/3
theta = acos(-1/3)

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