
Wyrażenia algebraiczne
Authored by G Abc
Mathematics
7th Grade
Used 26+ times

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12 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Podaj nazwę wyrażenia algebraicznego: 2x
iloczyn liczby 2 i zmiennej x
iloraz liczby 2 i zmiennej x
suma liczby 2 i zmiennej x
różnica liczby 2 i zmiennej x
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Suma liczby 5 i kwadratu zmiennej x zapiszemy:
5 + x
2x + 5
5 + x2
52+ x2
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Wyrażenie 3x + 2 - 5x -1 po redukcji ma postać:
8x + 3
-8x - 1
2x + 1
-2x + 1
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Po redukcji wyrazów podobnych w wyrażeniu
- 5 - 7ax - 4 + 7ax
otrzymamy:
-14ax
14ax -9
9
-9
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Wartość liczbowa wyrażenia algebraicznego
3b-2 dla b= 7 jest równa:
21
23
-19
19
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Wartość liczbowa wyrażenia algebraicznego
x-2 jest równa -5 dla
x = -4
x = -3
x = 2
x = 0
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Wynik działania 3( 2x - 5 )
jest równy:
6x - 5
6x + 5
-6x + 15
6x - 15
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