Express as a single logarithm 3 log b (under) -logb (under) y Is answer A. log(b is under ) 3/y, B. logb (under) 3 logb (under) y, C. logb (under )x3/y. or D. logb (under)(x3-y) Next question : Write as the sum and or difference of logarithms. express powers as factors. log4 (under)( square root of x over/16) Is the answer A. 8-1/2loh 4 (under) . B. -2log4 (under), C. 1/2log4 (under) x-2. or D. log4 (under) x-2