which is not a solution of the equation 3tanx=-3 a. pi/4 b. 3pi/4 c. 7pi/4 d.11pi/4

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.3: Quadratic Equations
Problem 40E
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which is not a solution of the equation 3tanx=-3

a. pi/4

b. 3pi/4

c. 7pi/4

d.11pi/4

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