2. Раскройте скобки и преобразуйте выражение:
(𝑚 + 3) − (𝑚 − 1)
6 рус 10,01
Quiz
•
Mathematics
•
8th Grade
•
Medium
Masudji Sports
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Раскройте скобки и преобразуйте выражение:
(𝑚 + 3) − (𝑚 − 1)
а
b
c
d
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a
b
c
d
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a
b
c
d
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сколько трёхзначных чисел, у которых сумма цифр меньше 3?
a
b
c
d
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a
b
c
d
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В столовой стоят стулья и табуретки. У каждой табуретки 3 ноги, а у каждого стула 4 ноги. Когда на всех стульях и табуретках сидят люди, в комнате всего 17 ног(включая ноги людей). Сколько стульев в комнате?
a
b
c
d
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В классе 10 учеников. Сколькими способами можно выбрать двух дежурных?
a
b
c
d
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