Electric Scooters for Adults Omaha Nebraska

Electric Scooters for Adults Omaha Nebraska

Matematika 2(3×-5)²


tolong bantu kerajin doNg syy sekalian cara kerjanny ya lopee​

2(3×-5)²


tolong bantu kerajin doNg syy sekalian cara kerjanny ya lopee​

Jawaban:

18x² - 60x + 50

Penjelasan dengan langkah-langkah:

2(3x - 5)²

= 2(3x - 5)(3x - 5)

= 2[(3x . 3x) + (3x . 5) + (-5 . 3x) + (-5 . (-5))]

= 2(9x² - 15x - 15x + 25)

= 2(9x² - 30x + 25)

= (2 . 9x² )+ (2 . (-30x)) + (2 . 25)

= 18x² - 60x + 50

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