bantu aku pliss yg mau bantu
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jawaban
9. x² + 3xy + y
10. x = 17
11. x² + 12x +36
12. Y = 6
13.maaf saya tidak mengerti
14. 2x² - 11x²- 6
15. x > 4
[tex]16. \: x \leqslant 3 \\ [/tex]
17. 25, 13, 9, -15, -17 -20
18. 11 meter
19. -44
20. 2 1/4
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