Разность квадратов
Flashcard
•
Mathematics
•
7th Grade
•
Hard
Kuandyk Idrisov
FREE Resource
Student preview

10 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Какая из формул имеет название "разность квадратов"?
Back
a2-b2
2.
FLASHCARD QUESTION
Front
Разность квадратов двух выражений равен:
Back
произведению разности этих выражений на их сумму.
3.
FLASHCARD QUESTION
Front
Какой из данных двучленов можно разложить на множители, применяя формулу разности квадратов? - а² - b², 4а² + b², а² - 4b², 4b² + а²
Back
а² - 4b²
4.
FLASHCARD QUESTION
Front
Упрости выражение (5х + 3у)(3у - 5х)
Back
9у2 -25х2
5.
FLASHCARD QUESTION
Front
Упростите выражение (2а + 3в)(2а - 3в)
Back
4а2 - 9в2
6.
FLASHCARD QUESTION
Front
Упростите выражение (2х – у)(2х + у)
Back
4х2 - у2
7.
FLASHCARD QUESTION
Front
Разложите на множители 49a2 - 25.
Back
(5 + 7a)(7a - 5)
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