Category: Geometry

Question Number 7701 by z last updated on 10/Sep/16 $$(x-2y$$$$$$ Commented by Rohit 57 last updated on 11/Sep/16 $$whatmeanthisqvestionplzzz$$…

Question Number 73210 by TawaTawa last updated on 08/Nov/19 Commented by mr W last updated on 09/Nov/19 $$\left(2\right)isnotdefined.nouniquesolution.$$ Commented by TawaTawa last updated…

Question Number 7665 by upendrakishor99@gmail.com last updated on 08/Sep/16 $$\frac{d}{dx}\sqrt{x^2-4}$$ Answered by Rasheed Soomro last updated on 08/Sep/16 $$\frac{{d}}{{dx}}\left({x}^{\mathrm{2}} −\mathrm{4}\right)^{\mathrm{1}/\mathrm{2}} =\frac{\mathrm{1}}{\mathrm{2}}\left({x}^{\mathrm{2}} −\mathrm{4}\right)^{\left(\mathrm{1}/\mathrm{2}\right)−\mathrm{1}}…

Question Number 7608 by Tawakalitu. last updated on 06/Sep/16 $$Ifx=cos\mathrm{\Theta }-sin\mathrm{\Theta }$$$$andy=cos2\mathrm{\Theta }$$$$Showthat,$$$$y=x\sqrt{2-x^2}$$ Commented by sou1618 last updated on…

Question Number 7600 by Rohit last updated on 05/Sep/16 $$solve\mid \frac{x^2-3x-1}{x^2+x+1}\mid <3givesolution$$ Answered by Yozzia last updated on 05/Sep/16 $$\mid u\left(x\right)\mid <a\Rightarrow -a<u\left(x\right)<a.$$$$\therefore\mid\frac{{x}^{\mathrm{2}} −\mathrm{3}{x}−\mathrm{1}}{{x}^{\mathrm{2}}…