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Verified answer
Bab LogaritmaMatematika SMA Kelas X
1] ³log 4 + ³log 3x - ³log 6 = 0
³log (4 . 3x : 6) = 0
2x = 3⁰
2x = 1
x = 1/2
2] ²log 150 = ²log (2 x 75)
= ²log 2 + ²log 75
= 1 + ²log (3 x 25)
= 1 + ²log 3 + ²log 25
= 1 + a + ²log 5²
= 1 + a + 2b