
Алгебраические выражения и степени
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Easy
Виктория Сазыкина
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Что такое алгебраическое выражение?
Алгебраическое выражение - это набор только переменных.
Алгебраическое выражение - это уравнение с знаком равенства.
Алгебраическое выражение - это комбинация чисел, переменных и операций без знака равенства.
Алгебраическое выражение - это только число.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Упростите выражение: 3x + 5x.
6x
8x
10x
4x
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какое значение имеет выражение: 2a + 3 при a = 4?
7
10
11
15
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Упростите: 4y^2 + 2y^2.
4y^2
6y^2
8y^2
2y^2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Решите уравнение: 2x + 3 = 11.
3
4
5
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какое свойство степеней используется в выражении: a^m * a^n = a^(m+n)?
Свойство степеней: a^m / a^n = a^(m-n)
Свойство степеней: a^m + a^n = a^(m*n)
Свойство степеней: a^(m+n) = a^m * a^n
Свойство степеней: a^m * a^n = a^(m+n)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Упростите: (x^3)^2.
x^7
x^6
x^5
x^4
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