nilai dari ²Log27 + ³log125+⁴log256 =

^2log 27 + ^2log125+^4log256= ^2log3^2+^2log3.5^2+^4log4^4=2^2log3+^2log3+^2log5^2+4^4log4=3+^2log3+2^2log5+4=3+^2log3+5+4=12+^2log3