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Tohaina

2\left(8p^{2}+4p+3\right)
Tauwehea te 2. Kāore te pūrau 8p^{2}+4p+3 i whakatauwehea i te mea kāhore ōna pūtake whakahau.
16p^{2}+8p+6=0
Ka taea te huamaha pūrua te tauwehe mā te whakamahi i te huringa ax^{2}+bx+c=a\left(x-x_{1}\right)\left(x-x_{2}\right), ina ko x_{1} me x_{2} ngā otinga o te whārite pūrua ax^{2}+bx+c=0.
p=\frac{-8±\sqrt{8^{2}-4\times 16\times 6}}{2\times 16}
Ko ngā whārite katoa o te āhua ax^{2}+bx+c=0 ka taea te whakaoti mā te whakamahi i te tikanga tātai pūrua: \frac{-b±\sqrt{b^{2}-4ac}}{2a}. E rua ngā otinga ka puta i te tikanga tātai pūrua, ko tētahi ina he tāpiri a ±, ā, ko tētahi ina he tango.
p=\frac{-8±\sqrt{64-4\times 16\times 6}}{2\times 16}
Pūrua 8.
p=\frac{-8±\sqrt{64-64\times 6}}{2\times 16}
Whakareatia -4 ki te 16.
p=\frac{-8±\sqrt{64-384}}{2\times 16}
Whakareatia -64 ki te 6.
p=\frac{-8±\sqrt{-320}}{2\times 16}
Tāpiri 64 ki te -384.
16p^{2}+8p+6
Tā te mea e kore te pūrua o tētahi tau tōraro e tautohutia ki te āpure tūturu, kāhore he rongoā. Kāore e taea te pūrau pūrua te whakatauwehe.