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Math Help - Fundamental Theorem of Calculus to evaluate the integrals

  1. April 22nd 2010, 05:10 PM #1
    cara
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    Fundamental Theorem of Calculus to evaluate the integrals

    integral 4, 9
    sqrt x dx
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  2. April 22nd 2010, 05:20 PM #2
    skeeter
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    Quote Originally Posted by cara View Post
    integral 4, 9
    sqrt x dx
    this is very basic stuff ... where are you having problems?
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  3. April 22nd 2010, 05:22 PM #3
    cara
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    Well, I find derivatives very easy, it's just that I am having trouble with finding the antiderivatives
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  4. April 22nd 2010, 05:25 PM #4
    skeeter
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    Quote Originally Posted by cara View Post
    Well, I find derivatives very easy, it's just that I am having trouble with finding the antiderivatives
    antiderivative of x^n is \frac{1}{n+1} \cdot x^{n+1}

    for \int_4^9 \sqrt{x} \, dx , n = \frac{1}{2}

    give it a go ...
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