na7qui8nnShartcd
na7qui8nnShartcd na7qui8nnShartcd
  • 15-08-2016
  • Mathematics
contestada

A.) 2 logbq + 8 logbt
B.) 4 log x – 6 log (x + 2)

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HomertheGenius
HomertheGenius HomertheGenius
  • 16-08-2016
a) [tex] 2log_{b}q + 8 log_{b} t= \\ log_{b} q^{2} + log_{b} t^{8} = \\ log_{b} q^{2} t^{8} [/tex] 
Answer: B )
b ) [tex]4 log x - 6 log( x + 2 ) = log x^{4} - log ( x+2 )^{6}= \\ log \frac{ x^{4} }{(x+2) ^{6} } [/tex]
Answer: D ) None of those
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SilverDragon14
SilverDragon14 SilverDragon14
  • 03-03-2019

Answer:

1) log_b(q^2t^8)

2)none of these

3) log_5(7)+5log_5(a)

4)6.209

5)81 decibels

Answer Link

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