( x + 3)( 2x - 4) = 2x² - 5x +6 Brp nilai x?
Matematika
syifaazzhr
Pertanyaan
( x + 3)( 2x - 4) = 2x² - 5x +6
Brp nilai x?
Brp nilai x?
2 Jawaban
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1. Jawaban dikisiswanto
( x + 3)( 2x - 4) = 2x² - 5x +6
2x² + 2x - 12 = 2x² - 5x + 6
2x+5x = 6+12
7x = 18
x = 18/7 -
2. Jawaban inggridtyaa
(X+3)(2x-4)=2x²-5x+6
2x²-4x+6x-12=2x²-5x+6
2x²-2x²-4x+6x+5x=6+12
7x=18
X=18/7
X=2 4/7