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$\\simplify{(x+{a[0]})(x-{a[0]})}$ = [[0]]

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Ensure you don't use brackets in your answer.

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$\\simplify{(x+{a[2]})^2}$ = [[0]]

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Ensure you don't use brackets in your answer.

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Regn ut og gjør uttrykkene enklere. 

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Bruk ^ for å skrive en potens, f.eks skriver du a^3 for å få $a^3$

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