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Tohaina

37\sigma =3188e^{30}
Whakareatia te 15 ki te 2, ka 30.
\frac{37\sigma }{37}=\frac{3188e^{30}}{37}
Whakawehea ngā taha e rua ki te 37.
\sigma =\frac{3188e^{30}}{37}
Mā te whakawehe ki te 37 ka wetekia te whakareanga ki te 37.