Question

1. On factorising x² + 8x + 15, we get :
(a) (x + 3) (x - 5)
(c) (x + 3) (x + 5)
(b) (x - 3) (x + 5)
(d) (x - 3) (x - 5)
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Answer 1

Answer:

answer is c

Step-by-step explanation:

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Answer 2

Answer:

x² + 8x + 15

x² + 3x + 5x + 15

x(x + 3) + 5(x + 3)

(x + 3)(x + 5)

So the answer is (b).