Aromātai
-\frac{C}{4000}
Kimi Pārōnaki e ai ki C
-\frac{1}{4000} = -0.00025
Tohaina
Kua tāruatia ki te papatopenga
-250\times \frac{1}{1000000}C
Tātaihia te 10 mā te pū o -6, kia riro ko \frac{1}{1000000}.
-\frac{1}{4000}C
Whakareatia te -250 ki te \frac{1}{1000000}, ka -\frac{1}{4000}.
\frac{\mathrm{d}}{\mathrm{d}C}(-250\times \frac{1}{1000000}C)
Tātaihia te 10 mā te pū o -6, kia riro ko \frac{1}{1000000}.
\frac{\mathrm{d}}{\mathrm{d}C}(-\frac{1}{4000}C)
Whakareatia te -250 ki te \frac{1}{1000000}, ka -\frac{1}{4000}.
-\frac{1}{4000}C^{1-1}
Ko te pārōnaki o ax^{n} ko nax^{n-1}.
-\frac{1}{4000}C^{0}
Tango 1 mai i 1.
-\frac{1}{4000}
Mō tētahi kupu t mahue te 0, t^{0}=1.
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