mohon bantu dijawab guyssss
Jawaban:
x² - 2x - 3 = 0
(x - 3) (x + 1) = 0
x = 3 atau x = -1
...
x² + 5x + 6 = 0
(x + 3) (x + 2) = 0
x = -3 atau x = -2
...
x² - 7x + 12 = 0
(x - 4) (x - 3) = 0
x = 4 atau x = 3
....
2x² + x - 6 = 0
(2x - 3) (x + 2) = 0
x = 3/2 atau x = -2
....
2x² - 5x + 3 = 0
(2x - 3) (x - 1) = 0
x = 3/2 atau x = 1
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