Формулы сокращенного умножения
Flashcard
•
Mathematics
•
7th Grade
•
Easy
Альфия Ахметова
Used 1+ times
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8 questions
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1.
FLASHCARD QUESTION
Front
Квадрат суммы
Back
(a + b)² = a² + 2ab + b²
2.
FLASHCARD QUESTION
Front
Квадрат разности
Back
(a - b)² = a² - 2ab + b²
3.
FLASHCARD QUESTION
Front
Разность квадратов
Back
a² - b² = (a - b)(a + b)
4.
FLASHCARD QUESTION
Front
Куб суммы
Back
(a + b)³ = a³ + 3a²b + 3ab² + b³
5.
FLASHCARD QUESTION
Front
Куб разности
Back
(a - b)³ = a³ - 3a²b + 3ab² - b³
6.
FLASHCARD QUESTION
Front
Сумма кубов
Back
a³ + b³ = (a + b)(a² - ab + b²)
7.
FLASHCARD QUESTION
Front
Разность кубов
Back
a³ - b³ = (a - b)(a² + ab + b²)
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