Question: 1. Calculate the indicated limit x 3 lim x 2 7 x + 1 2 x 2 + 4 x 2 1 . If a

1. Calculate the indicated limitx3limx27x+12x2+4x21. If a limit does not exist then answer +, -, or DNE (whichever is correct). Make sure to check that L'Hopital's rule applies before using it. Also, whenever you apply L'Hopitals rule, indicate that you are using it.

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