
Descompuneri in factori(cu formule de calcul prescurtat) -PH
Authored by LEONARD COTAC
Mathematics
8th Grade
Used 13+ times

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16 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Descompunand 4x2+12x+9 veti obtine:
(2x+1)2
(3x+1)2
(2x+3)2
(2x+3(2x-3)
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Descompunad 25x2-40x+16 veti obtine:
(5x-8)2
(5x-4)2
(5x-2)2
(5x-4)(5x+4)
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Restrângeți
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Restrângeți
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Descompunand x2 + 12x + 36 veti obtine:
(x + 12)2
(x - 6)2
(x + 6)2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(4a +5b)(4a - 5b)
(5a - 4b)(5a + 4b)
(16a - 25b)(16a +25b)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(9x-7)(9x+7)
(3x+7)(3x-7)
(9x+8)(9x-8)
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