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Brooke_army

  • 3 years ago

A problem with definite integral

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  1. Brooke_army
    • 3 years ago
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    \[\int\limits_{-2}^{2} f(x)dx+\int\limits_{2}^{5} f(x)dx-\int\limits_{-2}^{-1}f(x)dx\]

  2. Brooke_army
    • 3 years ago
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    express as a single integral find a and b

  3. Brooke_army
    • 3 years ago
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    I have no idea how to even start this problem

  4. sauravshakya
    • 3 years ago
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    |dw:1358611521259:dw|

  5. sauravshakya
    • 3 years ago
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    Now, u cancel |dw:1358611629531:dw|

  6. sauravshakya
    • 3 years ago
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    So, what will u get after that?

  7. sriramkumar
    • 3 years ago
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    \[\int\limits_{-2}^{5}f(x)dx ???\]

  8. sauravshakya
    • 3 years ago
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    U also need to subtract |dw:1358611862235:dw| @sriramkumar

  9. sriramkumar
    • 3 years ago
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    \[\int\limits_{b}^{c}f(X) - \int\limits_{a}^{b}f(x) = \int\limits_{a}^{b}f(X) + \int\limits_{b}^{c}f(x)=\int\limits_{c}^{a}f(x)\] @sauravshakya

  10. sriramkumar
    • 3 years ago
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    its a simple identity proof, a tricky question thats all :D

  11. sriramkumar
    • 3 years ago
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  12. sauravshakya
    • 3 years ago
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    |dw:1358612120245:dw|

  13. sriramkumar
    • 3 years ago
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    so that will be the final answer :D ;)

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