peacecake17
peacecake17
08-03-2016
Mathematics
contestada
log(16+2b) = log(b2- 4b)
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painterjessica1
painterjessica1
08-03-2016
16+2b=b^2-4b
b^2-6b-16=0
(b-8)(b+2)=0
b=8 or -2
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