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14- 2y - 3y + 1
15 - 5y
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koefisien x = 4
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2x² - 3x + 5 + 3x² + 2x - 2
5x² - x + 3
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L = x a x t
L = x 24 x 10
L = 120 cm²
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K = 15 + 17 + 8
K = 40
maaf kalo salah ya semoga membantu