Jawaban:
x1 = -9 ; x2 = 6
Penjelasan dengan langkah-langkah:
2x² + 6x - 108 = 0
2 (x² + 3x - 54) = 0
2 (x² + 9x - 6x - 54) = 0
2 (x (x+9) - 6(x+9)) = 0
2 (x+9) (x-6) = 0
x1 = -9
x2 = 6
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Jawaban:
x1 = -9 ; x2 = 6
Penjelasan dengan langkah-langkah:
2x² + 6x - 108 = 0
2 (x² + 3x - 54) = 0
2 (x² + 9x - 6x - 54) = 0
2 (x (x+9) - 6(x+9)) = 0
2 (x+9) (x-6) = 0
x1 = -9
x2 = 6
#backtoschool2019