Find all values of theta in the interval [0°,360°) that have the given function value.
2 Answers By Expert Tutors
Effective High School STEM Tutor & CUNY Math Peer Leader
tanx = √(3) / 3
x = tan-1[√(3)/3]
Since tangent is positive in the 1st and 3rd quadrants,
x = 180° + tan-1[√(3)/3]
Mathematics Teacher - NCLB Highly Qualified
The trigonometric values of the 30-60-90 triangle are very useful. Memorize them!
tan θ = √3 / 3
θ = π/6, 5π/6
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