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Aromātai
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Tauwehe
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Tohaina

\sqrt{4-4\times 1\left(-8\right)}
Tātaihia te 2 mā te pū o 2, kia riro ko 4.
\sqrt{4-4\left(-8\right)}
Whakareatia te 4 ki te 1, ka 4.
\sqrt{4-\left(-32\right)}
Whakareatia te 4 ki te -8, ka -32.
\sqrt{4+32}
Ko te tauaro o -32 ko 32.
\sqrt{36}
Tāpirihia te 4 ki te 32, ka 36.
6
Tātaitia te pūtakerua o 36 kia tae ki 6.