Find the maximum value of sin(x) + 2cos(x) over the interval [0, 2π].
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What is the resultant displacement when a vector of magnitude 15 units is added to another vector of magnitude 7 units?
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Question: In a right triangle, if the length of the hypotenuse is 10 cm and the adjacent side measures 6 cm, what is the value of the cosine of the angle between them?