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Problemi Simili mit-Tiftix tal-Web

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-2x^{2}\left(-15\right)\left(-7\right)
Immultiplika x u x biex tikseb x^{2}.
30x^{2}\left(-7\right)
Immultiplika -2 u -15 biex tikseb 30.
-210x^{2}
Immultiplika 30 u -7 biex tikseb -210.
\frac{\mathrm{d}}{\mathrm{d}x}(-2x^{2}\left(-15\right)\left(-7\right))
Immultiplika x u x biex tikseb x^{2}.
\frac{\mathrm{d}}{\mathrm{d}x}(30x^{2}\left(-7\right))
Immultiplika -2 u -15 biex tikseb 30.
\frac{\mathrm{d}}{\mathrm{d}x}(-210x^{2})
Immultiplika 30 u -7 biex tikseb -210.
2\left(-210\right)x^{2-1}
Id-derivattiv ta' ax^{n} huwa nax^{n-1}.
-420x^{2-1}
Immultiplika 2 b'-210.
-420x^{1}
Naqqas 1 minn 2.
-420x
Għal kwalunkwe terminu t, t^{1}=t.