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OpenStudy (rainbow_dash):
log5 (x + 2) - log5 9 = log5 81
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OpenStudy (lgbasallote):
shouldnt there be a mathematical operationsomewhere?
OpenStudy (rainbow_dash):
whoops.
OpenStudy (lgbasallote):
\[\LARGE \log_a b - \log_a c \implies \log_ a (\frac{b}{c})\]
OpenStudy (cherylim23):
log5 (x+2) = log5 81 + log5 9 log5 (x+2) = log5 (81*9) x+2 = 729 x=727 hope this is right :)
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