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Tohaina

\frac{2}{3}a^{5}a
Whakawehea te 10a^{5} ki te 15, kia riro ko \frac{2}{3}a^{5}.
\frac{2}{3}a^{6}
Hei whakarea i ngā pū o te pūtake kotahi, me tāpiri ō rātou taupū. Tāpiria te 5 me te 1 kia riro ai te 6.
\frac{\mathrm{d}}{\mathrm{d}a}(\frac{2}{3}a^{5}a)
Whakawehea te 10a^{5} ki te 15, kia riro ko \frac{2}{3}a^{5}.
\frac{\mathrm{d}}{\mathrm{d}a}(\frac{2}{3}a^{6})
Hei whakarea i ngā pū o te pūtake kotahi, me tāpiri ō rātou taupū. Tāpiria te 5 me te 1 kia riro ai te 6.
6\times \frac{2}{3}a^{6-1}
Ko te pārōnaki o ax^{n} ko nax^{n-1}.
4a^{6-1}
Whakareatia 6 ki te \frac{2}{3}.
4a^{5}
Tango 1 mai i 6.