# algebra

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

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

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1. 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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