
ДВВ(2)
Authored by Nadiia Konovenko
Mathematics
University
Used 7+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
M(4)=
4
0
-4
16
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Знайти М(3X), якщо M(X)=-5
15
-15
45
0
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
D(2)=
2
4
0
-2
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Знайти D(2X), якщо D(X)=5
10
0
20
7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
M(X)=2, M(Y)=-3. Знайти M(4X-5Y-8)
15
23
-15
37
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
D(X)=1,5; D(Y)=3. Знайти D(2X-4Y+5)
54
-4
-42
-37
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Знайти , M(X), та D(X)
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