Question: In a right triangle, if the length of the adjacent side is 3 and the angle is 60 degrees, what is the length of the opposite side when using the SOH CAH TOA rule?
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What are the characteristics of the ellipse function given by the equation x^2/25 + y^2/16 = 1?
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Find the unit vector along the direction of the vector v = (3, -4, 5).