Kartkówka - dodawanie i odejmowanie sum algebraicznych
Authored by Daria Tokarska
Mathematics
7th - 8th Grade
Used 53+ times
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8 questions
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1.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Po opuszczeniu nawiasów suma
x + ( a + b ) ma postać:
x - a - b
x + a + b
x + a - b
x - a + b
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Po opuszczeniu nawiasów suma
x - ( a + b ) ma postać:
x - a + b
x + a + b
x + a - b
x - a - b
3.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Po opuszczeniu nawiasów suma
( 2x - 3 ) + x ma postać:
- x + 3
2x - 3
3x - 3
x
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Po opuszczeniu nawiasów suma
- ( 3a + 6 ) - 2 ma postać:
- 3a - 8
3a + 4
-3a - 4
3a + 8
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Po opuszczeniu nawiasów suma
2a + ( 3a - 7 ) ma postać:
5a + 7
5a - 7
- a - 7
- a + 7
6.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Po opuszczeniu nawiasów suma
7 - ( 4x + 7 ) ma postać:
- 4x + 14
4x
- 4x
4x - 14
7.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Po opuszczeniu nawiasów suma
- ( 2 - a ) + a ma postać:
2 - 2a
2
- 2
- 2 + 2a
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