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MCQ Questions for CBSE Class 12 with Answers
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Quiz
CBSE
/
Class 8
/
Maths
/
Factorisation
1.
The factorisation of a³ + a²b + ab² is
a(a² + ab + b²)
b(a² + ab + b²)
ab(a² + ab + b²)
none of these
2.
The factorisation of x²yz + xy²z + xyz² is
xyz(x + y + z)
x²yz(x + y + z)
xy²z(x + y + z)
xyz²(x + y + z)
3.
The factorisation of ax²y + bxy² + cxyz is
xy(ax + by + cz)
axy(ax + by + cz)
bxy(ax + by + cz)
cxy(ax + by + cz)
4.
The factorisation of
a (x + y + z) + b(x + y + z) + c(x + y + z) is
(a + b + c)(x + y + z)
(ab + bc + ca)(x + y + z)
(xy + yz + zx)(a + b + c)
none of these
5.
The factorisation of 6xy - 4y + 6 - 9x is
(3x - 2)(2y - 3)
(3x + 2)(2y - 3)
(3x - 2)(2y + 3)
(3x + 2)(2y + 3)
6.
The factorisation of x² + xy + 2x + 2y is
(x + 2)(x + y)
(x + 2)(x - y)
(x - 2)(x + y)
(x - 2)(x - y)
7.
The factorisation of ax + bx - ay - by is
(x - y)(a + b)
(x + y)(a + b)
(x - y)(a - b)
(x + y)(a - b)
8.
The factorisation of ab - a - b + 1 is
(a - 1)(b - 1)
(a + 1)(b + 1)
(a - 1)(b + 1)
(a + 1)(b - 1)
9.
The factorisation of
x² + x + xy + y + zx + z is
(x + y + z)(x + 1)
(x + y + z)(x + y)
(x + y + z)(y + z)
(x + y + z)(z + x)
10.
The factorisation of x²y² + xy + xy²z + yz + x²yz + xz is
(xy + yz + zx)(xy + 1)
(xy + yz + zx)(yz + 1)
(xy + yz + zx)(zx + 1)
none of these
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Factorisation
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