Πολλαπλασιασμός ρητών αριθμών
Authored by αντρεας βουκελατος
Mathematics
7th Grade
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15 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Αν α⋅β > 0 τότε . . .
α > 0 , β > 0
α > 0 , β < 0
α < 0 , β > 0
α < 0 , β < 0
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Αν α⋅β < 0 τότε . . .
α > 0 , β > 0
α > 0 , β < 0
α < 0 , β > 0
α < 0 , β < 0
3.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Βρείτε το γινόμενο: (-1)⋅(+1) =
4.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Βρείτε το γινόμενο: (-1)⋅(-1) =
5.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Βρείτε το γινόμενο: (+1)⋅(+1) =
6.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Βρείτε το γινόμενο: (+2)⋅(+3) =
7.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Βρείτε το γινόμενο: (+2)⋅(-3) =
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