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algebra

posted by on .

express as an equivalant expression that is a single logarithmic and simplfy if poissible

loga(2x+10)-loga(x^2-25)

  • algebra - ,

    loga(2x+10)-loga(x^2-25)
    = loga (2(x+5))/((x+5)(x-5))
    = loga (2/(x-5)) , x ≠ ±5

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