What is the value of arctan(sqrt(3)) + arcsin(cos(π/3)) + arccos(sin(π/6))?
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What is the result of adding the vector (-3, 7) to the vector (2,-5)?
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Math question: Given triangle ABC, angle BAC is bisected by the angle bisector AD. If angle BAC measures 60 degrees, what is the measure of angle BAD and angle CAD?