What is the formula for calculating standard deviation in a dataset?
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What is the length of the side opposite angle A in a right triangle with an adjacent side of 5 and a hypotenuse of 13 using SOH CAH TOA?
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Calculate the resultant vector when vector A (magnitude: 10, direction: 30° north of east) and vector B (magnitude: 5, direction: 45° west of south) are added.