Whakaoti mō J_2
J_{2}=\frac{u}{10}
Whakaoti mō u
u=10J_{2}
Tohaina
Kua tāruatia ki te papatopenga
10J_{2}=u
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
\frac{10J_{2}}{10}=\frac{u}{10}
Whakawehea ngā taha e rua ki te 10.
J_{2}=\frac{u}{10}
Mā te whakawehe ki te 10 ka wetekia te whakareanga ki te 10.
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