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Whakaoti mō L
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Whakaoti mō k
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Tohaina

kL=\sqrt{\left(-4\right)^{2}+\left(-2-2\right)^{2}+\left(0-0\right)^{2}}
Tangohia te 2 i te -2, ka -4.
kL=\sqrt{16+\left(-2-2\right)^{2}+\left(0-0\right)^{2}}
Tātaihia te -4 mā te pū o 2, kia riro ko 16.
kL=\sqrt{16+\left(-4\right)^{2}+\left(0-0\right)^{2}}
Tangohia te 2 i te -2, ka -4.
kL=\sqrt{16+16+\left(0-0\right)^{2}}
Tātaihia te -4 mā te pū o 2, kia riro ko 16.
kL=\sqrt{32+\left(0-0\right)^{2}}
Tāpirihia te 16 ki te 16, ka 32.
kL=\sqrt{32+0^{2}}
Mā te tango i te 0 i a ia ake anō ka toe ko te 0.
kL=\sqrt{32+0}
Tātaihia te 0 mā te pū o 2, kia riro ko 0.
kL=\sqrt{32}
Tāpirihia te 32 ki te 0, ka 32.
kL=4\sqrt{2}
Tauwehea te 32=4^{2}\times 2. Tuhia anō te pūtake rua o te hua \sqrt{4^{2}\times 2} hei hua o ngā pūtake rua \sqrt{4^{2}}\sqrt{2}. Tuhia te pūtakerua o te 4^{2}.
\frac{kL}{k}=\frac{4\sqrt{2}}{k}
Whakawehea ngā taha e rua ki te k.
L=\frac{4\sqrt{2}}{k}
Mā te whakawehe ki te k ka wetekia te whakareanga ki te k.
kL=\sqrt{\left(-4\right)^{2}+\left(-2-2\right)^{2}+\left(0-0\right)^{2}}
Tangohia te 2 i te -2, ka -4.
kL=\sqrt{16+\left(-2-2\right)^{2}+\left(0-0\right)^{2}}
Tātaihia te -4 mā te pū o 2, kia riro ko 16.
kL=\sqrt{16+\left(-4\right)^{2}+\left(0-0\right)^{2}}
Tangohia te 2 i te -2, ka -4.
kL=\sqrt{16+16+\left(0-0\right)^{2}}
Tātaihia te -4 mā te pū o 2, kia riro ko 16.
kL=\sqrt{32+\left(0-0\right)^{2}}
Tāpirihia te 16 ki te 16, ka 32.
kL=\sqrt{32+0^{2}}
Mā te tango i te 0 i a ia ake anō ka toe ko te 0.
kL=\sqrt{32+0}
Tātaihia te 0 mā te pū o 2, kia riro ko 0.
kL=\sqrt{32}
Tāpirihia te 32 ki te 0, ka 32.
kL=4\sqrt{2}
Tauwehea te 32=4^{2}\times 2. Tuhia anō te pūtake rua o te hua \sqrt{4^{2}\times 2} hei hua o ngā pūtake rua \sqrt{4^{2}}\sqrt{2}. Tuhia te pūtakerua o te 4^{2}.
Lk=4\sqrt{2}
He hanga arowhānui tō te whārite.
\frac{Lk}{L}=\frac{4\sqrt{2}}{L}
Whakawehea ngā taha e rua ki te L.
k=\frac{4\sqrt{2}}{L}
Mā te whakawehe ki te L ka wetekia te whakareanga ki te L.