Mathematics
Senior High
Resolved

教えてください🙇‍♀️
公式も一応載せときました!!
少し早めがいいです🙆‍♀️

(4) 9x² - 30 xy + 25 y ² 2 (5) 2 (² - 4y z (..... (6) 25a²-9
♥公式 0. Ma + Mb = M(a+b) 2 1. a² + 2ab + b² = (a + b)² 2₁ a² - 2ab + b² = (a - b) ² 2 3₁ 2²-b² = (a+b) (a - b) 4. x² + (a+b)x² + ab = (x + a)(x+b). 5,

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