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College Algebra

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Perform the indicated operation and simplify if possible. Assume any factors you cancel are not zero.

s/(s^2-5s-24)-4/(s+3)

  • College Algebra -

    factor it first

    s/(s^2-5s-24)-4/(s+3)
    = s/( (s-8)(s+3)) - 4(s+3) , LCD = (s-8)(s+3)

    = ( s - 4(s-8) )/((s-8)(s+3))
    = (32 - 3s)/((s-8)(s+3))
    or
    = - (3s-32)/((s-8)(s+3))

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