Question Number 129311 by math178 last updated on 14/Jan/21 Commented by liana last updated on 14/Jan/21 $${in}\:{formool}\:{roo}\:{behem}\:{begid}\:{cohh} \\ $$ Commented by math178 last updated on…
Question Number 129308 by BHOOPENDRA last updated on 14/Jan/21 $${tcos}^{\mathrm{3}} {t}\:{find}\:{laplace}\:{transform}? \\ $$ Answered by Dwaipayan Shikari last updated on 14/Jan/21 $$\mathscr{L}\left({t}\:{cos}^{\mathrm{3}} {t}\right)=\frac{\mathrm{1}}{\mathrm{8}}\int_{\mathrm{0}} ^{\infty} {t}\:{e}^{−{st}}…
Question Number 63769 by aliesam last updated on 08/Jul/19 Commented by mathmax by abdo last updated on 09/Jul/19 $${let}\:{prove}\:{by}\:{recurence}\:{n}=\mathrm{0}\:\:\:\:{A}_{\mathrm{0}} =\mathrm{0}\:{is}\:{divisible}\:{by}\:\mathrm{6} \\ $$$${let}\:{suppose}\:{A}_{{n}} ={n}^{\mathrm{3}} \:+\mathrm{5}{n}\:{is}\:{divisible}\:{by}\:\mathrm{6}\:\Rightarrow \\…
Question Number 129300 by Adel last updated on 14/Jan/21 $$ \\ $$Find the polynomial divided by (x-2) the remaining 5 divided by (x-3) the remaining…
Question Number 63763 by aliesam last updated on 08/Jul/19 Commented by Prithwish sen last updated on 08/Jul/19 $$\frac{\mathrm{2}}{\mathrm{1}+\mathrm{cos}\left(\mathrm{2x}\right)\:+\:\mathrm{i}\:\mathrm{sin}\left(\mathrm{2x}\right)}\:=\:\frac{\mathrm{2}\left\{\mathrm{1}+\mathrm{cos}\left(\mathrm{2x}\right)\:−\:\mathrm{isin}\left(\mathrm{2x}\right)\right\}}{\mathrm{1}+\mathrm{2cos}\left(\mathrm{2x}\right)+\mathrm{cos}^{\mathrm{2}} \left(\mathrm{2x}\right)\:+\:\mathrm{sin}^{\mathrm{2}} \left(\mathrm{2x}\right)} \\ $$$$=\:\frac{\mathrm{1}+\mathrm{cos}\left(\mathrm{2x}\right)\:−\:\mathrm{isin}\left(\mathrm{2x}\right)}{\mathrm{1}+\:\mathrm{cos}\left(\mathrm{2x}\right)}\:=\:\mathrm{1}\:−\:\mathrm{i}\frac{\mathrm{2sinx}.\mathrm{cosx}}{\mathrm{2cos}^{\mathrm{2}} \mathrm{x}} \\ $$$$=\:\mathrm{1}\:−\mathrm{itanx}\:\mathrm{Hence}\:\mathrm{proved}.…
Question Number 63758 by Prithwish sen last updated on 08/Jul/19 $$\mathrm{Tanmay}\:\mathrm{Sir}.\:\mathrm{Are}\:\mathrm{you}\:\mathrm{ok}\:? \\ $$ Commented by mathmax by abdo last updated on 09/Jul/19 $${i}\:{see}\:{that}\:{sir}\:{Tanmay}\:{is}\:{absent}\:{in}\:{the}\:{forum}\:.{i}\:{hope}\:{that}\:{we} \\ $$$${know}\:{the}\:{cause}\:{of}\:{his}\:{absence}….…
Question Number 129292 by AgnibhoMukhopadhyay last updated on 14/Jan/21 $$\mathrm{Q}\:\mathrm{129271}\:\mathrm{please}\:\mathrm{answer} \\ $$ Commented by prakash jain last updated on 14/Jan/21 $$\mathrm{I}\:\mathrm{get}\:−\mathrm{ve}\:\mathrm{answer}.\:\mathrm{check}\:\mathrm{original} \\ $$$$\mathrm{questions}\:\mathrm{comment}. \\ $$$$\mathrm{Maybe}\:\mathrm{somebody}\:\mathrm{else}\:\mathrm{can}\:\mathrm{comment}…
Question Number 129289 by math178 last updated on 14/Jan/21 Commented by math178 last updated on 14/Jan/21 $${differential}\:{equations}\:{homogeneous}\:{solution}? \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 63751 by Tawa1 last updated on 08/Jul/19 $$\mathrm{Where}\:\mathrm{is}\:\mathrm{sir}\:\mathrm{tanmay} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 129287 by math178 last updated on 14/Jan/21 Commented by math178 last updated on 14/Jan/21 $${differential}\:{equation}\:{homogeneous}\:{solution} \\ $$ Answered by mathmax by abdo last…