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Math Help - How do I integrated y=1/x ?

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    How do I integrated y=1/x ?

    Hi, how would I find the area bounded by the curve y=1/x between 1 and 5? Surely when you integrate y=1/x dx = 0?
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    Re: How do I integrated y=1/x ?

    Quote Originally Posted by chunkylumber111 View Post
    Hi, how would I find the area bounded by the curve y=1/x between 1 and 5? Surely when you integrate y=1/x dx = 0?
    It's a standard integral: \int \dfrac{dx}{x} = \ln |x| + C = \log_e |x| + C.
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    Re: How do I integrated y=1/x ?

    \ln{x} = \int_1^x \frac{1}{t} \, dt
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