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lilg132

  • 2 years ago

diffrentiate

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  1. lilg132
    • 2 years ago
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    differentiate \[y = 3x ^{3} - 4x ^{2} + 8x - 6\]

  2. satellite73
    • 2 years ago
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    repeated use of power rule \[\frac{d}{dx}[x^n]=nx^{n-1}\]

  3. lilg132
    • 2 years ago
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    i got \[y = 6x ^{2} - 8x + 2 \]

  4. lilg132
    • 2 years ago
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    OR IS IT + 8 ?

  5. lilg132
    • 2 years ago
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    no im joking lana :\

  6. lalaly
    • 2 years ago
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    dy/dx=9x^2-8x+8

  7. lilg132
    • 2 years ago
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    how?

  8. lalaly
    • 2 years ago
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    apply the rule satellite posted

  9. lilg132
    • 2 years ago
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    oooops i messed up lol one sec

  10. lilg132
    • 2 years ago
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    9x^2 - 8x + 8

  11. lalaly
    • 2 years ago
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    oki:D

  12. lilg132
    • 2 years ago
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    thanks but one thing im confused about

  13. lalaly
    • 2 years ago
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    Just a note, when u differentiate write dy/dx or y' = ...

  14. lilg132
    • 2 years ago
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    in the end its 8x - 6 at the end of the equation we get something like 9x^2 - 8x + 8 - 6

  15. lilg132
    • 2 years ago
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    so why do we leave the -6 out completely?

  16. lalaly
    • 2 years ago
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    because 6 is a constant and the derivative of a constant is always 0

  17. lilg132
    • 2 years ago
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    so do i write + c in the end or anything?

  18. lalaly
    • 2 years ago
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    no that is only when integrating

  19. lalaly
    • 2 years ago
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    for indefinite integrals only

  20. lilg132
    • 2 years ago
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    ok thanks alot lana

  21. lalaly
    • 2 years ago
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    im sorry about the first post ...

  22. lilg132
    • 2 years ago
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    lol dont worry

  23. samjordon
    • 2 years ago
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    hey lilg remember me?

  24. lalaly
    • 2 years ago
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    @Pippa lol

  25. lilg132
    • 2 years ago
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    hey pippa :D

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