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04-11-2017
Mathematics

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Which quadrents do the six inverse trig functions?

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04-11-2017

In quadrant 1 (0-90°) all six are positive.
In Q2 (90-180°) only sine and cosecant are positive.
In Q3 (180-270°) only tangent and cotangent are positive.
In Q4 (270-360°) only cosine and secant are positive.

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