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Factorisation
Class 8
Exercise/MCQ Set 2
1. Factorize x
4
- 16/81 and choose the correct ans
a. (x
2
+ 4/9)(x - 2/3)(x +2/3)
b. (x
2
+ 4/9)(x - 4/9)
c. (x
2
+ 4/9)(x + 2/3)(x +2/3)
a
b
c
2. Factorise :- 5(x + 2)
2
+ 6 (x + 2) + 1
(x + 2)( 5x + 6)
(5x +11)(x +2)
(5x + 11)(x + 3)
(6x + 11)(x + 3)
3. 2x
2
+ 15xy - 8y
2
(x - 8y)(x - y)
(x+ 8y)(2x - y)
(x+ 8y)(2x - 1)
(x+ 4y)(2x - y)
4. Factorise :- 36x
2
+ 54x - 90
6(3x + 5)(2x - 3)
6(3x + 5)(2x + 5)
(3x - 3)(2x + 5)
6(3x - 3)(2x + 5)
5. Divide by Factorisation :- (4x
2
- 9) by (2x -3)
(2x -3)
(4x - 9)
(x - 1)
(2x + 3)
6. Divide by Factorisation :- (4x
3
- 14x
2
+ 6x) by (2x -1)
2x(x - 3)
2x
x - 3
2x - 6
7. Solve :- (601)
2
- (499)
2
120020
103000
102000
112200
8. Factorise :- x
2
+ 23x - 108
(x - 54)(x -2)
(x +27)(x - 4)
(x + 27)(x + 4)
(x - 23)(x + 4)
9. 25x
3
- 81x
x(5x + 9)
x(5x - 9)(5x + 9)
(5x - 9)(5x + 9)
(25x - 9)
10. Factorise :- a
2
+ 2b + 2a + ab
2a(a + 2)
(a + b)(a + 2)
(a + b)(b + 2)
a + b
Exercise/MCQ Set 1
Browse more MCQs below on Maths
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time: 0.2219898701