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Matematika
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Pertanyaan
jawab plis,, pakek cara
1 Jawaban
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1. Jawaban Fathurahman123
4. 9x^2 - 4
5. 16x^2 - 9
6. 25x^2 - 16
7. 9x^2 - 16y^2
8. 9x^2 -25y^2
9. 36x^2 - 4y^2
10. a^2 x^2 - b^2