Category: Algebra

Question Number 93177 by ar247 last updated on 11/May/20 $$x^2+\frac{1}{x^2}=47$$$$\sqrt{x}+\frac{1}{\sqrt{x}}=\dots$$ Commented by ar247 last updated on 11/May/20 $${help} \…

Question Number 93170 by ar247 last updated on 11/May/20 $$x^2+\frac{1}{x^2}=27$$$$\sqrt{x}+\frac{1}{\sqrt{x}}=\dots .$$ Commented by mr W last updated on 11/May/20 $$\left({x}+\frac{\mathrm{1}}{{x}}\right)^{\mathrm{2}}…

Question Number 158704 by HongKing last updated on 07/Nov/21 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 158687 by mahdipoor last updated on 07/Nov/21 $$\mathrm{\forall }x\in Rf\left(x\right)=f{}^{\prime }\left(x\right)andf\left(0\right)=1$$$$provef(a+b)=f\left(a\right)\times f\left(b\right)$$ Answered by mr W last updated on 07/Nov/21 $$y^{\prime }=\frac{dy}{dx}=y$$$$\frac{{dy}}{{y}}={dx}…

Question Number 158671 by mahdipoor last updated on 07/Nov/21 $$\mathrm{\forall }x\in R;f\left(x\right)=f{}^{\prime }\left(x\right)$$$$provef(x+y)=f\left(x\right)f\left(y\right)$$ Commented by mr W last updated on 07/Nov/21 $$generally$$$${for}\:{f}\left({x}+{y}\right)={f}\left({x}\right){f}\left({y}\right)\:{we}\:{have}\:…