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Tohaina

75000=x\times 1.1^{21}
Tāpirihia te 1 ki te 0.1, ka 1.1.
75000=x\times 7.400249944258160101211
Tātaihia te 1.1 mā te pū o 21, kia riro ko 7.400249944258160101211.
x\times 7.400249944258160101211=75000
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
x=\frac{75000}{7.400249944258160101211}
Whakawehea ngā taha e rua ki te 7.400249944258160101211.
x=\frac{75000000000000000000000000}{7400249944258160101211}
Whakarohaina te \frac{75000}{7.400249944258160101211} mā te whakarea i te taurunga me te tauraro ki te 1000000000000000000000.