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onegirl

  • one year ago

Find the derivative of xe^-2x

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  1. onegirl
    • one year ago
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    @rajathsbhat can u help?

  2. rajathsbhat
    • one year ago
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    can you do it if i teach you how to derive e^-2x?

  3. onegirl
    • one year ago
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    I got 2e^-2x is that correct?

  4. electrokid
    • one year ago
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    product rule..

  5. onegirl
    • one year ago
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    okay

  6. kausarsalley
    • one year ago
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    what you got when you differentiated the exponent is correct......

  7. onegirl
    • one year ago
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    okay

  8. kausarsalley
    • one year ago
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    do you know the product rule??

  9. onegirl
    • one year ago
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    no

  10. kausarsalley
    • one year ago
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    this is the product rule..... it says if you have eg.... \[y=uv\] \[\frac{ dy }{ dx }= uv \prime + vu \prime \]

  11. onegirl
    • one year ago
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    ok

  12. onegirl
    • one year ago
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    can you give an example?

  13. kausarsalley
    • one year ago
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    yes...sure eg. \[y= 7xe ^{x ^{2}}\] \[\frac{ dy }{ dx }=7x \times 2xe ^{x ^{2}} +xe ^{x ^{2}} \times 7\]

  14. onegirl
    • one year ago
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    ok

  15. kausarsalley
    • one year ago
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    can you simplify it further from there?????

  16. onegirl
    • one year ago
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    i think so

  17. onegirl
    • one year ago
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    thx for the help

  18. kausarsalley
    • one year ago
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    you are welcome.....

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