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Question Number 102097 by Study last updated on 06/Jul/20
∫((cos^2 x −cos^2 x)/(cosx−cosx))dx=?
$$\int\frac{{cos}^{\mathrm{2}} {x}\:−{cos}^{\mathrm{2}} {x}}{{cosx}−{cosx}}{dx}=? \\ $$
Commented by Dwaipayan Shikari last updated on 06/Jul/20
2sinx
$$\mathrm{2}{sinx} \\ $$
Commented by Study last updated on 06/Jul/20
or it is no (0/0)?
$$\:{or}\:{it}\:{is}\:{no}\:\frac{\mathrm{0}}{\mathrm{0}}? \\ $$

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