Question Number 60421 by Tawa1 last updated on 20/May/19 Answered by MJS last updated on 20/May/19 $$\eta=\frac{\pi}{\mathrm{8}}×\frac{{pr}^{\mathrm{4}} }{{LQ}} \\ $$$$\eta_{{min}} =\frac{\pi}{\mathrm{8}}×\frac{.\mathrm{97}{p}×\left(.\mathrm{98}{r}\right)^{\mathrm{4}} }{\mathrm{1}.\mathrm{01}{L}×\mathrm{1}.\mathrm{005}{Q}}\approx.\mathrm{881}\frac{\pi{pr}^{\mathrm{4}} }{\mathrm{8}{LQ}} \\ $$$$\eta_{{max}}…
Question Number 60416 by Tawa1 last updated on 20/May/19 $$\mathrm{Sum}\:\mathrm{the}\:\mathrm{series}:\:\:\:\overset{\mathrm{n}} {\:}\mathrm{C}_{\mathrm{0}} \overset{\mathrm{n}} {\:}\mathrm{C}_{\mathrm{1}} \:+\:\overset{\mathrm{n}} {\:}\mathrm{C}_{\mathrm{1}} \overset{\mathrm{n}} {\:}\mathrm{C}_{\mathrm{2}} \:+\:\overset{\mathrm{n}} {\:}\mathrm{C}_{\mathrm{2}} \overset{\mathrm{n}} {\:}\mathrm{C}_{\mathrm{3}} \:+\:…\:+\:\overset{\mathrm{n}} {\:}\mathrm{C}_{\mathrm{r}} \overset{\mathrm{n}} {\:}\mathrm{C}_{\mathrm{r}\:+\:\mathrm{1}}…
Question Number 125950 by Mathgreat last updated on 15/Dec/20 Commented by Mathgreat last updated on 15/Dec/20 $${x},{y},{z}\:=\:? \\ $$ Answered by mahdipoor last updated on…
Question Number 191484 by MATHEMATICSAM last updated on 24/Apr/23 $$\left({x}\:+\:\sqrt{\mathrm{1}\:+\:{x}^{\mathrm{2}} }\right)\left({y}\:+\:\sqrt{\mathrm{1}\:+\:{y}^{\mathrm{2}} }\right)\:=\:\mathrm{1} \\ $$$$\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\left({x}\:+\:{y}\right)^{\mathrm{2}} \:? \\ $$ Answered by witcher3 last updated on 24/Apr/23 $$\mathrm{ln}\left(\mathrm{x}+\sqrt{\mathrm{1}+\mathrm{x}^{\mathrm{2}}…
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Question Number 60413 by tanmay last updated on 20/May/19 Commented by Meritguide1234 last updated on 21/May/19 $$\mathrm{why}\:\mathrm{do}\:\mathrm{you}\:\mathrm{post}\:\mathrm{same}\:\mathrm{question}\:\mathrm{and}\:\mathrm{solition}\:\mathrm{from}\:\mathrm{goiit}\:\mathrm{page}\:\mathrm{by}\:\mathrm{Sourav}\:\mathrm{De} \\ $$ Commented by MJS last updated on…
Question Number 191486 by MATHEMATICSAM last updated on 24/Apr/23 $${a}\sqrt{{a}}\:+\:{b}\sqrt{{b}}\:=\:\mathrm{183}\:\mathrm{and}\:{b}\sqrt{{a}}\:+\:{a}\sqrt{{b}}\:=\:\mathrm{182} \\ $$$$\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\frac{\mathrm{9}}{\mathrm{5}}\:\left({a}\:+\:{b}\right)\:? \\ $$ Answered by mr W last updated on 24/Apr/23 $${let}\:{A}=\sqrt{{a}} \\ $$$${B}=\sqrt{{b}}…
Question Number 125949 by Ñï= last updated on 15/Dec/20 Answered by Lordose last updated on 15/Dec/20 $$\mathrm{x}\frac{\mathrm{cos}\left(\mathrm{sint}\right)+\mathrm{cos}^{\mathrm{2}} \mathrm{t}}{\mathrm{1}+\:\mathrm{sin}\left(\mathrm{t}\right)\mathrm{sin}\left(\mathrm{sint}\right)}\:+\:\mathrm{C} \\ $$ Terms of Service Privacy Policy…
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Question Number 60410 by tanmay last updated on 20/May/19 $$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\:\left[\frac{{x}^{\mathrm{2}} }{{tanxsinx}}\right]\:\left[.\right]={grestest}\:{integer}\:{function} \\ $$ Commented by kaivan.ahmadi last updated on 20/May/19 $${if}\:\mathrm{0}<{x}<\frac{\pi}{\mathrm{2}} \\ $$$${sinx}<{x}<{tgx}\Rightarrow{xsinx}<{x}^{\mathrm{2}} <{xtgx}\Rightarrow…