
Obliczanie wartości liczbowych wyrażeń algebraicznych.
Authored by Aneta Bielecka
Mathematics
7th Grade
Used 14+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Oblicz wartość liczbową wyrażenia
x2 + 1
dla x=2
5
3
1
4
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Oblicz wartość
x - 2y
dla
x = 1 i y = -1
-3
-2
-1
3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Oblicz wartość wyrażenia
a + b
dla
a = 3 i b = -5
-2
2
8
-8
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Oblicz wartość wyrażenia
5b + 3c
dla b = 2 i c = -1
8
7
13
10
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Oblicz wartość
5x - 3
dla
x =2,5
2,5
9,5
12,5
7
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
-x -2y
dla
x = 4 i y = 7
wynosi
-3
-14
10
-18
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Oblicz wartość wyrażenia
e ⋅ f : 2
dla e = 4 i f = 5
15
20
10
12
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