Question: What is the 3rd derivative of the function f(x) = 5x^4 - 3x^2 + 7x + 2?
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Math Question: What is the square root of 82 multiplied by the square root of 50, subtracted by the square root of 42, divided by the square root of 13, all rounded to 2 decimal places?
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What is the limit as x approaches 2 of (3x^2 - 7x + 1)?