if-u-5x-2-1-y-u-3-then-dy-dx-1-dy-du-du-dx-2-dy-du-du-dx-chose-1-or-2-

Question Number 114166 by mohammad17 last updated on 17/Sep/20

$${if}\:{u}=\mathrm{5}{x}^{\mathrm{2}} +\mathrm{1}\:,\:{y}={u}^{\mathrm{3}} \:{then}\:\frac{{dy}}{{dx}}=? \\ $$$$\left(\mathrm{1}\right)\:\frac{{dy}}{{du}}.\frac{{du}}{{dx}}\:\:\:\:\:\left(\mathrm{2}\right)\frac{{dy}}{{du}}/\frac{{du}}{{dx}} \\ $$$$ \\ $$$${chose}\:\left(\mathrm{1}\right)\:{or}\:\left(\mathrm{2}\right) \\ $$

Commented by bobhans last updated on 17/Sep/20

$$\left(\mathrm{1}\right) \\ $$

Commented by mohammad17 last updated on 17/Sep/20

$${thank}\:{you}\:{sir} \\ $$

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