Menu Close

Category: Differentiation

Find-an-equation-of-the-tangent-line-to-the-curve-y-tan-2-x-at-the-point-pi-3-3-

Question Number 7900 by tawakalitu last updated on 23/Sep/16 $${Find}\:{an}\:{equation}\:{of}\:{the}\:{tangent}\:{line}\:{to}\:{the}\:{curve}\: \\ $$$${y}\:=\:{tan}^{\mathrm{2}} {x}\:\:\:{at}\:\:{the}\:{point}\:\:\left(\frac{\pi}{\mathrm{3}},\:\mathrm{3}\right) \\ $$ Commented by sou1618 last updated on 24/Sep/16 $${l}:{tangent}\:{line} \\ $$$$\mathrm{3}={tan}^{\mathrm{2}}…

Let-a-b-c-be-positive-constants-Among-all-real-number-x-and-y-satisfying-ax-by-c-find-the-maximum-value-of-product-xy-

Question Number 138797 by bramlexs22 last updated on 18/Apr/21 $${Let}\:{a},{b},{c}\:{be}\:{positive}\:{constants}. \\ $$$${Among}\:{all}\:{real}\:{number}\:{x}\:{and}\:{y}\: \\ $$$${satisfying}\:{ax}+{by}={c}\:,\:{find}\:{the} \\ $$$${maximum}\:{value}\:{of}\:{product} \\ $$$${xy}. \\ $$ Answered by TheSupreme last updated…

Question-73203

Question Number 73203 by Tanmay chaudhury last updated on 08/Nov/19 Commented by kaivan.ahmadi last updated on 08/Nov/19 $${xsin}\frac{\mathrm{1}}{{x}}=\mathrm{1}\Rightarrow{sin}\frac{\mathrm{1}}{{x}}=\frac{\mathrm{1}}{{x}}\Rightarrow\frac{\mathrm{1}}{{x}}=\mathrm{0}\Rightarrow{there}\:{is}\:{no}\:{root} \\ $$$${so}\:{A}\:{has}\:{exactly}\:{one}\:{element},\:{A}=\left\{\mathrm{0}\right\} \\ $$ Terms of Service…

nice-mathemayics-0-sin-tan-x-x-dx-pi-2-1-1-e-

Question Number 138552 by mnjuly1970 last updated on 14/Apr/21 $$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:…{nice}\:\:\:\:\:\:\:\:{mathemayics}\:… \\ $$$$\:\:\:\:\:\:\:\boldsymbol{\phi}=\int_{\mathrm{0}} ^{\:\infty} \frac{{sin}\left({tan}\left({x}\right)\right)}{{x}}{dx}=\frac{\pi}{\mathrm{2}}\left(\mathrm{1}−\frac{\mathrm{1}}{{e}}\right) \\ $$$$\:\:……. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com