Find the limit as x approaches 3 of (x^2 + 2x + 1)/(x - 3).
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Math question: Convert the mixed number 3 1/2 into an improper fraction, then factor the resulting numerator and denominator. How do the factors change when we convert the improper fraction back to a mixed number?
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Question: What is the integral of ∫(3x^2 + 4)/(2x + 1) dx using the standard formula of integrals?