
Prodotti notevoli
Authored by Marco Bracaccini
Mathematics
9th Grade
Used 1+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Answer explanation
SOMMA PER DIFFERENZA: il termine che non cambia segno è 2x, quindi va elevato al quadrato con segno positivo, mentre il termine che cambia segno è 3y, che va elevato al quadrato con segno negativo.
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Answer explanation
QUADRATO DI BINOMIO: si devono elevare al quadrato entrambi i monomi dentro parentesi, che diventano positivi; poi si deve calcolare il doppio prodotto tra i due monomi, considerando il segno.
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Answer explanation
CUBO DI BINOMIO: si devono elevare alla terza i due monomi dentro parentesi; poi si devono eseguire due tripli prodotti (uno tra il quadrato del primo monomio e il secondo normale e l'altro tra il quadrato del secondo monomio e il primo normale).
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Answer explanation
QUADRATO DI TRINOMIO: si devono elevare tutti e tre i monomi dentro parentesi al quadrato, per poi eseguire tre doppi prodotti (tra primo e secondo, tra primo e terzo, tra secondo e terzo).
5.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
6.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
7.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
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