-x^2-3x-2 factorise
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Answer:
-x²-2x-x-2
-x(x+1)-2(x+1)
(-x-2)(x+1)
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Answer:
x^2can never be negative so change all the signs by moving to other side
x^2+3x+2
x^2+2x+x+2
x (x+2)+1 (x+2)
(x+2)(x+1)
x= -2 , x= -1
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