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\frac{2}{9}x^{2}\times 8+9
Whakareatia te x ki te x, ka x^{2}.
\frac{2\times 8}{9}x^{2}+9
Tuhia te \frac{2}{9}\times 8 hei hautanga kotahi.
\frac{16}{9}x^{2}+9
Whakareatia te 2 ki te 8, ka 16.
\frac{16xx+81}{9}
Tauwehea te \frac{1}{9}. Kāore te pūrau 16x^{2}+81 i whakatauwehea i te mea kāhore ōna pūtake whakahau.