Запишите в виде выражения квадрат суммы чисел а и б .
Квадрат суммы

Quiz
•
Mathematics
•
7th Grade - Professional Development
•
Hard
Жандос Шаяхмет
Used 45+ times
FREE Resource
23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
a² + b
a + b²
a ²+ b ²
(a + b) ²
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Разложите на множители трехчлен: 25x²+30x+9 .
(5x+3)²
(25x+3)²
(5x+9)²
(25x+9)²
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Из данных выражений выберите то, которое мүмкін представить в виде квадрата двучлена.
1 - 3х + 9х²
4у² - 14у +49
4х² + 6х +9
4у² + 24у +36
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Преобразуйте в многочлен (у-4)².
у² - 4у - 4²
у² + 8у + 16
у² - 8у + 16
у² - 4²
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Представьте трехчлен b² - 6b + 9 в виде квадрата двучлена и найдите его значение при b =12.
9
-9
81
-81
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Даны выражения 3х және 5у . Составьте их удвоенное произведение.
2⋅3 х ⋅5 у
3 х ⋅5 у
2⋅3 х
2⋅5 у
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой из данных двучленов можно разложить на множители, применяя формулу разности квадратов?
- а ² - b ²
4 а ² + b ²
а ² - 4 b ²
4 b ² + а ²
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