5/x+y +2/x-y tolong jawab ya.......
Matematika
zaqilla2
Pertanyaan
5/x+y +2/x-y tolong jawab ya.......
1 Jawaban
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1. Jawaban lutfiarizmanul
Jawaban:
5(x-y)/(x+y) (x-y) +2(x+y) /(x+y) (x-y) =
(5x-5y)/(x+y) (x-y) + (2x+2y) /(x+y) (x-y)=
7x-3y/(x+y) (x-y)=
7x-3y/x²-y²