
Разлагане на многочлени
Authored by Galina Mahuleva
Mathematics
7th Grade
CCSS covered
Used 10+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Многочленът -6x3y2-3y2 се разлага правилно така:
А) -3x3y2(-2-3y2)
Б) -3y2(2x-1)
В) -3y2(2x2+1)
Г) -3y2(2x3+1)
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Изразът 993-743 се дели на:
А) 99
Б) 74
В) 25
Г) 15
Tags
CCSS.6.EE.A.2C
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Тричленът x2+2x-15, се разлага на:
А) (x-5)(x-3)
Б) (x+5)(x-3)
В) (x-5)(x+3)
Г) (x+5)(x+3)
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
За всяко естествено число n изразът n3-n НЕВИНАГИ се дели на:
А) 6
Б) 4
В) 3
Г) 2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Изразът x5-2x3+x НЕ съдържа в разлагането си израза:
А) x
Б) x-1
В) x+1
Г) x2+1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
В разлагането на израза -8x3+2xy2 може да участва двучленът:
А) x-2y
Б) x+y
В) y-2x
Г) y-x
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Точен квадрат на двучлен е:
А) x2+xy+y2
Б) x2+2xy+4y2
В) x2-2xy+y2
Г) x2+xy+y2
Tags
CCSS.HSA.APR.C.4
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