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hba Group Title

The amount of water in the tank is 't' after it has started to drain is given by w=100(t-15)^2 gallon.The water is running out after 5 min at rate of ?

  • 2 years ago
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  1. Galaxyy Group Title
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    diffrentiaate w.r.t time

    • 2 years ago
  2. hba Group Title
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    w=100(t-15)^2 dw=200(t-15)dt

    • 2 years ago
  3. hba Group Title
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    so t=5 dw/dt=200(5-15) =-2000 gal/min

    • 2 years ago
  4. Galaxyy Group Title
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    so min is 5 u can solve @hba

    • 2 years ago
  5. Galaxyy Group Title
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    yup

    • 2 years ago
  6. hba Group Title
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    But the - sign shows that the water was running out ? so 2000 gal/min ?

    • 2 years ago
  7. hba Group Title
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    @Galaxyy

    • 2 years ago
  8. Galaxyy Group Title
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    exactly

    • 2 years ago
  9. hba Group Title
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    Thanks.

    • 2 years ago
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spraguer (Moderator)
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