SOLUTION: please help! Find the value of: tan^-1 (-sqrt. 3) Thank you, Tami
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-> SOLUTION: please help! Find the value of: tan^-1 (-sqrt. 3) Thank you, Tami
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Question 149985
:
please help!
Find the value of:
tan^-1 (-sqrt. 3)
Thank you, Tami
Answer by
scott8148(5891)
(
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):
You can
put this solution on YOUR website!
the angle whose tangent is -sqrt(3) is part of a 30º-60º-90º triangle in the 2nd quadrant (tangent is negative)
the reference angle in the 2nd quadrant is 60º, so the angle is 120º or 2pi/3 radians
