Factorise : a^(3) + 2a^(2) - a-2...

Factorise :
`a^(3) + 2a^(2) - a-2`

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The correct Answer is:

`(a+2)(a+1)(a-1)`

FACTORISATION
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FACTORISATION
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FACTORISATION
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EXPANSIONS
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GRAPHICAL SOLUTION(SOLUTION OF SIMULTANEOUS LINEAR EQUATIONS, GRAPHICALLY)
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