100 Things Phish Fans Should Know & Do Before They Die (100 Things...Fans Should Know)

100 Things Phish Fans Should Know & Do Before They Die (100 Things...Fans Should Know)

Matematika tentukan persamaan fungsi kuadrat yang akarnya -2 dan 7​

tentukan persamaan fungsi kuadrat yang akarnya -2 dan 7​

x² - 5x - 14 = 0

Penjelasan dengan langkah-langkah:

(x - x1)(x - x2) = 0

(x - (-2))(x - 7) = 0

(x + 2)(x - 7) = 0

x² - 7x + 2x - 14 = 0

x² - 5x - 14 = 0

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