Question

1. Factorise the following expression
(e) x2 +7x + 12 (f) x2 - x -6
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Answer 1

Step-by-step explanation:

first you have to add same variables...

2x+7x=9x

if number doesn't have variable and also different variables.. then it must be constant..sooo here 12 have no variable..so it should be constant..then we have to write,

9x + 12 is Answer for (e)

(f)2x-x-6

1x-6 is Answer