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Kimi Pārōnaki e ai ki x
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2x^{2}\times 7
Whakareatia te x ki te x, ka x^{2}.
14x^{2}
Whakareatia te 2 ki te 7, ka 14.
\frac{\mathrm{d}}{\mathrm{d}x}(2x^{2}\times 7)
Whakareatia te x ki te x, ka x^{2}.
\frac{\mathrm{d}}{\mathrm{d}x}(14x^{2})
Whakareatia te 2 ki te 7, ka 14.
2\times 14x^{2-1}
Ko te pārōnaki o ax^{n} ko nax^{n-1}.
28x^{2-1}
Whakareatia 2 ki te 14.
28x^{1}
Tango 1 mai i 2.
28x
Mō tētahi kupu t, t^{1}=t.