help oblicz wartosc wyrazenia a) log4 z 2 - log4 z 32 - 6log4 z 1 b) log3 z 12+ 2log3 z 6- 4log3 z 2

a) log4(232)-log4 1= log4 116-log4 1= log4 (116÷1)= log4 116 log4 116=x 4^x=116 4^x=14² 4^x=4^-² x= -2 b) log3(12*36)-log3 16= log3 (432÷16)=  log3 27 log3 27=x 3^x=27 3^x=3³ x=3