What is the limit as x approaches infinity of (3x^4 + 2x^2 - 5) / (4x^4 - 8x + 1)?
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Question: Find the absolute extrema of the function f(x) = x^3 - 6x^2 - 15x + 10 on the interval [-2, 4].
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What is the average number of books read by 30 students in a month if the data set consists of {10, 8, 12, 15, 7, 9, 11, 13, 14, 6, 10, 10, 12, 9, 12, 8, 7, 10, 11, 13, 10, 8, 9, 11, 12, 8, 7, 9, 13, 10}?