Factorise X2 + 5X – 14.1). (X – 7) (X + 2)2). (X – 1) (X + 14)3). (X + 7) (X – 2)4). (X – 14) (X + 1)
Given polynomial ⇒ X2 + 5X – 14.
= X2 + 5X – 14
= X2 + 7X – 2X – 14
= X(X + 7) – 2(X + 7)
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