can you answer the question

A 1. Given that log 3 = x and log 5 = y, express the following in terms of x and y. (a) log 75 (b) log ? 3 B 2. Solve the following logarithmic equations. (a) log( x-6) = 0 (b) log 5+log( x+2) =2 (c) log( 4x-3) = log9 (d) log 8 + log 2 = log( x + 2) 3. Solve the following exponential equations. (Give your answers correct to 3 significant figures.) (a) 4" =7 (b) =6 (c) 52x-3 =9 (d) 5* =6*-1