tolong yang a,b sama c makasih

a)
^4log 256 = x
^4 log 4^4 = ^4log 4^x
x = 4

b)
^3^2log 3^3/4
= 3/4 x 1/3 ^3log 3
= 1/4 x 1
= 1/4 = x

c)
^xlog ^3√243 = 5/3
x^5/3 = 243^1/3
x^5/3 = 3^5^1/3
x^5/3 = 3^5/3
x = 3

Semoga Membantu,
Tetap Semangat.
Jkira