ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 11 Factorisation Ex 11.2

ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 11 Factorisation Ex 11.2

Factorise the following (1 to 11) polynomials:
Question 1.
(i) x² + xy – x – y
(ii) y² – yz – 5y + 5z
Solution:

Question 2.
(i) 5xy + 7y – 5y² – 7x
(ii) 5p² – 8pq – 10p + 16q
Solution:

Question 3.
(i) a²b – ab² + 3a – 3b
(ii) x³ – 3x² + x – 3
Solution:

Question 4.
(i) 6xy² – 3xy – 10y + 5
(ii) 3ax – 6ay – 8by + 4bx
Solution:

Question 5.
(i) x² + xy (1 + y) + y³
(ii) y² – xy (1 – x) – x³
Solution:

Question 6.
(i) ab² + (a – 1) b – 1
(ii) 2a – 4b – xa + 2bx
Solution:

Question 7.
(i) 5ph – 10qk + 2rph – 4qrk
(ii) x² – x(a + 2b) + 2a²
Solution:

Question 8.
(i) ab (x² + y²) – xy (a² + b²)
(ii) (ax + by)² + (bx – ay)²
Solution:

Question 9.
(i) a³ + ab(1 – 2a) – 2b²
(ii) 3x²y – 3xy + 12x – 12
Solution:

Question 10.
(i) a²b + ab² – abc – b²c + axy + bxy
(ii) ax² – bx² + ay² – by² + az² – bz²
Solution:

Question 11.
(i) x – 1 – (x – 1)² + ax – a
(ii) ax + a²x + aby + by – (ax + by)²
Solution:

ML Aggarwal Class 8 Solutions for ICSE Maths