What is the value of f(x) at x = 2, given that f(x) = 10^x and f(x) = e^x?
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What is the number of ways to arrange 10 different books on a shelf?
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What is the resultant vector when adding vector A (magnitude 5, direction 30° counterclockwise from positive x-axis) to vector B (magnitude 3, direction 45° clockwise from positive x-axis)?