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log(3x^2 + 4x - 3) = log1
3x^2 + 4x - 3 = 1
3x^2 + 4x - 3 - 1 = 0
3x^2 + 4x - 4 = 0
(3x - 2) (x + 2) = 0
x1 = 3/2 atau x2 = -2
x1 + x2 = 3/2 - 2 = -1/2
smg membantu
( 3x²+ 4x – 3 ) = 10^0 = 1
3x² + 4x – 3 -1 = 0
3x²+ 4x – 4 = 0
x1+x2 = - 4/3.