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[Calculus] Find the area under the given curves...f(x) = -3^e-3x –3x? Watch

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    Find the area under the given curves
    f(x) = -3e-3x –3x between x = 0 and x = 2
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    (Original post by yannispress)
    Find the area under the given curves
    f(x) = -3e-3x –3x between x = 0 and x = 2
    'Area under the graph' implies you need to integrate.

    Have you tried this? Post your working.
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    I've got it integrated as below:

    e-3x - 3x2/2

    Correct?


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    Yes. Now evaluate with the limits. (F(2)-F(0)) (EDIT)
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    Got an answer of 5.501.

    Hows that? Thanks for you help
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    (Original post by yannispress)
    Got an answer of 5.501.

    Hows that?
    Incorrect, I'm afraid. You should get something close to -7 for the integral, and hence the area of ~7
 
 
 
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