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SAI International School
CLASS – VIII,
SUB: MATH

Home Assignment -5
Ch-14: FACTORISATION

SUBTOPIC:
 Factorisation using identity ( )

Home Assignment-

1.Factorise

(i) 4p − 9q 2
2
2
(ii) 63a − 112b 2

2
(iii) 49x − 36
5
(iv) 16x − 144x 3
(v) (l + m) − (l − m) 2
2

2 2
(vi) 9x y − 16

2
2
(vii) (x − 2xy + y ) − z 2
2
(viii) 25a − 4b + 28bc − 49c 2
2