1.

Factorise:(i) x2 + 14x + 49; (ii) 4x2 + 4x + 1; (iii) a2 − 10a + 25; (iv) 2x2 − 24x + 72;(v) p2 − 24p + 144; (vi) x3 − 12x2 + 36x.

Answer»

Factorise:



(i) x2 + 14x + 49; (ii) 4x2 + 4x + 1; (iii) a2 − 10a + 25; (iv) 2x2 − 24x + 72;



(v) p2 − 24p + 144; (vi) x3 − 12x2 + 36x.


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