hasil dari 5/x-1 + 3/x+1
Matematika
nazwa626
Pertanyaan
hasil dari 5/x-1 + 3/x+1
2 Jawaban
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1. Jawaban Anonyme
Kelas 7 Matematika
Bab Aljabar
5/(x - 1) + 3/(x + 1)
= (5 (x + 1) + 3 (x - 1))/((x - 1) (x + 1))
= (5x + 5 + 3x - 3)/(x² + x - x - 1)
= (8x + 2)/(x² - 1) -
2. Jawaban Alexia80
5/x-1 + 3/x+1
= 5(x+1) + 3(x-1) / (x+1)(x-1)
=5x+5 + 3x-3 /(x+1)(x-1)
=8x+2 / (x+1)(x-1)
semoga membantu maaf kl salah