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Examine the integrals below. Consider the multiple tools available for evaluating integrals and use the best strategy for each. After evaluating the integral, write a short description of your method.

  1. Convert the radical to an exponent. Then use the form upowerdu.

  1. Use the form for one of the inverse trig. functions.

  1. If , then you need to add a . In this case, it would be .  Since you already have a , add a taking out a to compensate.

    Multiply .
    Then take the antiderivative.

  1. Take the antiderivative.