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Tohaina

\left(x^{2}-2x+6x-12\right)\left(x-3\right)
Me hoatu te āhuatanga tohatoha mā te whakarea ia tau o x+6 ki ia tau o x-2.
\left(x^{2}+4x-12\right)\left(x-3\right)
Pahekotia te -2x me 6x, ka 4x.
x^{3}-3x^{2}+4x^{2}-12x-12x+36
Me hoatu te āhuatanga tohatoha mā te whakarea ia tau o x^{2}+4x-12 ki ia tau o x-3.
x^{3}+x^{2}-12x-12x+36
Pahekotia te -3x^{2} me 4x^{2}, ka x^{2}.
x^{3}+x^{2}-24x+36
Pahekotia te -12x me -12x, ka -24x.
\left(x^{2}-2x+6x-12\right)\left(x-3\right)
Me hoatu te āhuatanga tohatoha mā te whakarea ia tau o x+6 ki ia tau o x-2.
\left(x^{2}+4x-12\right)\left(x-3\right)
Pahekotia te -2x me 6x, ka 4x.
x^{3}-3x^{2}+4x^{2}-12x-12x+36
Me hoatu te āhuatanga tohatoha mā te whakarea ia tau o x^{2}+4x-12 ki ia tau o x-3.
x^{3}+x^{2}-12x-12x+36
Pahekotia te -3x^{2} me 4x^{2}, ka x^{2}.
x^{3}+x^{2}-24x+36
Pahekotia te -12x me -12x, ka -24x.