Matematika perminatan

33. 2^x . 6^(x-1) = 24
2^x . 6^(x-1) = 2^2 . 6^1
x + x – 1 = 2+1
2x -1 = 3
2x = 3 + 1
2x = 4
x = 4/2
x = 2

jawabannya d.2

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