Write each expression as a sum and/or difference of logarithms. Express powers as factors. log(x^2-x-2) log(x^2+14x+48)

For the equations below which statement is true ?

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

What is the solution to the equation below? 3/x-2+6=square root x-2 +8