if log 2 = 0.3010 and log 3 = 0.4771 then the value of log 4.5 is :
"log 3 + log 3 = log ( 3 * 3 ) - > log 9 = 0.4771 + 0.4771 = 0.9542 now log 9 - log 2 = log ( 9 / 2 ) = log 4.5 - > log 4.5 = 0.9542 - 0.3010 = 0.6532 answer : a"
multiply(0.3010, divide(0.3010, 0.4771))