Question

Log 2/3 16/81
Me ajudemm! Urgente!

Answer 1

Log 2/3 16/81                        Aplique a definição de log: log a b = x---> a^x = b
(2/3)^x = (16/81)                                                            
(2/3)^x = (2^4/3^4)
(2/3)^x = (2/3)^4
x=4