Question

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

Answer 1

A) $2log_{b}q + 8 log_{b} t= \\ log_{b} q^{2} + log_{b} t^{8} = \\ log_{b} q^{2} t^{8}$ 
Answer: B )
b ) $4 log x - 6 log( x + 2 ) = log x^{4} - log ( x+2 )^{6}= \\ log \frac{ x^{4} }{(x+2) ^{6} }$
Answer: D ) None of those

Answer 2

Answer:

1) log_b(q^2t^8)

2)none of these

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

4)6.209

5)81 decibels