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Bladerunner1122

  • 3 years ago

The area under the curve of y=1/x from x=a to x=5 is approximately 0.916 where 1<=a<5. Using your calculator, find a.

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  1. yakeyglee
    • 3 years ago
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    Hint: this means\[\int_a^5 \frac{dx}{x} \approx 0.916.\]What is the left hand side equal to?

  2. Bladerunner1122
    • 3 years ago
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    I understand that much but I'm not sure where to go from there.

  3. yakeyglee
    • 3 years ago
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    Hint 2: \[\int \frac{dx}{x} = \ln|x| + C.\]Can you take it from there?

  4. Bladerunner1122
    • 3 years ago
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    OH!!! gotcha. Thanks! :)

  5. yakeyglee
    • 3 years ago
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    Yep! Good luck.

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