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Verified answer
Misal ²log(4x-4)=yy²-4y+3=0
(y-3)(y-1)=0
y=3 atau y=1
²log(4x-4)=3
2³=4x-4
4x=8+4
4x=12
x=3
²log(4x-4)=1
4x-4=2¹
4x=2+4
4x=6
x=6/4=3/2
4x-4=1
4x=1+4
4x=5
x=5/4 (tdk memenuhi)
Jumlah=3+3/2=4 ½
=12+6+5 /4
=23/4=5 ¾