ML Aggarwal Factorisation MCQs Class 9 ICSE Maths Solutions. Step by step solutions of Factorisation MCQs as council prescribe guideline. Visit official website CISCE for detail information about ICSE Board Class-9.
ML Aggarwal Factorisation MCQs Class 9 ICSE Maths Solutions
| Board | ICSE |
| Subject | Maths |
| Class | 9th |
| Chapter-4 | Factorisation |
| Topics | Solution of MCQs |
| Academic Session | 2024-2025 |
Solution of MCQs on Factorisation
ML Aggarwal Factorisation MCQs Class 9 ICSE Maths Solutions
Question 1. Factorisation of 12a²b + 15ab²is
(a) 3a(4ab + 5b²)
(b) 3b(4a²+ 5ab)
(c) 3ab(4a + 5b)
(d) none of these
Answer : (c) 3ab(4a + 5b)
Question 2. Factorisation of 6xy – 4y + 6 – 9x is
(a) (3y-2) (2x-3)
(b) (3x -2) (2y-3)
(c) (2y-3) (2-3x)
(d) none of these
Answer : (b) (3x -2) (2y-3)
Question 3. Factorisation of 49p³q – 36pq is
(a) p(7p + 6q) (7p – 6q)
(b) 9(7p-6) (7p + 6)
(c) pq(7p + 6) (7p-6)
(a) none of these
Answer : (c) pq(7p + 6) (7p-6)
Question 4. Factorisation of y(y -z) + 9(z -y) is
(a) (y-z) (y+9)
(b) (y-z) (y-9)
(c) (z-y) y+9)
(d) none of these
Answer : (b) (y-z) (y-9)
Question 5. Factorisation of (lm + l) + m +1 is
(a) (Im +1) (m + l)
(b) (lm + m) (l+1)
(c) I(m+1)
(d) (l+1) (m +1)
Answer : (d) (l+1) (m +1)
Question 6. Factorisation of 63x²- 112y² is
(a) 63(x-2y) (x + 2y)
(b) 7(3x + 2y) (3x-2y)
(c) 7(3x+4y) (3x- 4y)
(d) none of these
Answer : (c) 7(3x+4y) (3x- 4y)
Question 7. Factorisation of p4 – 81² is
(a) (p²-9) (p²+9)
(b) (p-3) (p+3) (p² + 9)
(c) (p-3)² (p+3)²
(d) none of these
Answer : (b) (p-3) (p+3) (p² + 9)
Question 8. One of the factors of (25² -1) + (1 + 5x)² is
(a) 5+x
(b) 5-x
(c) 5x – 1
(d) 10x
Answer : (d) 10x
Question 9. Factorisation of x²- 4x-12 is
(a) (x+ 6) (x-2)
(b) (x-6) (x+ 2)
(c) (x-6) (x-2)
(d) (x + 6) (x +2)
Answer : (b) (x-6) (x+ 2)
Question 10. Factorisation of 3x² + 7x – 6 is
(a) (3x – 2) (x+3)
(b) (3x+2) (x-3)
(c)(3x-2) (x-3)
(d) (3x+2) (x +3)
Answer : (a) (3x – 2) (x+3)
Question 11. The factorization of 4x² 8xr +3 is
(a) (x + 1) (x +3)
(b) (2x+1) (2x+3)
(c) (2x+2) (2x +5)
(d) (2x-1) (2x-3)
Answer : (b) (2x+1) (2x+3)
Question 12. Factorisation of 16x²+ 40x + 25 is
(a) (4x+5) (4x+ 5)
(b) (4x+ 5) (4x -5)
(c) (4x-5) (4x-5)
(d) (4x+5) (4x +7)
Answer : (a) (4x+5) (4x+ 5)
Question 13. Factorisation of r2 – 4xy + 4y2 is
(a) (x+2y) (x-2y)
(b) (x+2y) (x+2y)
(c) (x-2y) (x-2y)
(d) (2x-y)(2x+y)
Answer : (c) (x-2y) (x-2y)
Question 14. Which of the following is a factor of (x + y)³ – (x³+ y³)?
(a) x²+xy +2xy
(b) x² + y² – xy
(c) xy²
(d) 3xy
Answer : (d) 3xy
Step Wise Solutions of Factorisation MCQs
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