|3×+2|=4 9ײ+12×4=16 9ײ+12×+-16=0 9ײ+12×-12=0 ________________:3 3ײ+4×-4=0
Matematika
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Pertanyaan
|3×+2|=4
9ײ+12×4=16
9ײ+12×+-16=0
9ײ+12×-12=0
________________:3
3ײ+4×-4=0
9ײ+12×4=16
9ײ+12×+-16=0
9ײ+12×-12=0
________________:3
3ײ+4×-4=0
1 Jawaban
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1. Jawaban LouiseTantri2008
3x^2 + 4x - 4 = 0
(3x - 2)(x + 2) = 0
3x - 2 = 0 x + 2 = 0
3x = 2 x = -2
x = 2/3
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