Question Number 10195 by priyank last updated on 30/Jan/17 $${The}\:{number}\:{of}\:{integral}\:{solutions}\:{of}\:{the}\:{equation}\: \\ $$$$\mathrm{7}\left({y}+\frac{\mathrm{1}}{{y}}\right)−\mathrm{2}\left({y}^{\mathrm{2}} +\frac{\mathrm{1}}{{y}^{\mathrm{2}} }\right)=\mathrm{9}\:\mathrm{are}? \\ $$ Commented by prakash jain last updated on 30/Jan/17 $${y}+\frac{\mathrm{1}}{{y}}={u}…
Question Number 10193 by konen last updated on 29/Jan/17 $$\mathrm{x}=^{\mathrm{3}} \sqrt{\mathrm{11}+\sqrt{\mathrm{57}}}\:\:+\:^{\mathrm{3}} \sqrt{\mathrm{11}−\sqrt{\mathrm{57}}} \\ $$$$\Rightarrow\:\mathrm{x}^{\mathrm{3}} −\mathrm{12x}=? \\ $$ Answered by ridwan balatif last updated on 29/Jan/17…
Question Number 10191 by FilupSmith last updated on 29/Jan/17 $$\int_{\mathrm{0}} ^{\:\pi} \mathrm{sin}\left({x}\right)^{\mathrm{cos}\left({x}\right)} {dx} \\ $$ Answered by arge last updated on 30/Jan/17 Terms of Service…
Question Number 10190 by ketto last updated on 29/Jan/17 Commented by FilupSmith last updated on 29/Jan/17 $$\angle{ADB}=\mathrm{45}°\:\:\mathrm{and}\:\:\:\angle{BAD}=\mathrm{90}° \\ $$$$\therefore\angle{ABD}=\mathrm{45}° \\ $$$$\therefore\:{AB}={y}={AD} \\ $$$$\mathrm{let}\:{BD}={x} \\ $$$${x}^{\mathrm{2}}…
Question Number 10188 by ridwan balatif last updated on 29/Jan/17 Commented by ridwan balatif last updated on 29/Jan/17 $$\int\sqrt{\mathrm{1}−\mathrm{tan}^{\mathrm{2}} \mathrm{2x}+\mathrm{tan}^{\mathrm{4}} \mathrm{2x}−\mathrm{tan}^{\mathrm{6}} \mathrm{2x}+…}\mathrm{dx}=…? \\ $$$$\mathrm{1}−\mathrm{tan}^{\mathrm{2}} \mathrm{2x}+\mathrm{tan}^{\mathrm{4}}…
Question Number 141257 by byaw last updated on 17/May/21 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 10186 by prakash jain last updated on 29/Jan/17 $$\mathrm{Prove} \\ $$$$\mathrm{ln}\:\left(\mathrm{1}+\frac{\mathrm{1}}{{n}}\right)^{{n}} =\left[\mathrm{1}−\frac{\mathrm{1}}{\mathrm{2}\left({n}+\mathrm{1}\right)}+\frac{\mathrm{1}}{\mathrm{2}\centerdot\mathrm{3}\left({n}+\mathrm{1}\right)^{\mathrm{2}} }−\frac{\mathrm{1}}{\mathrm{3}\centerdot\mathrm{4}\left({n}+\mathrm{1}\right)^{\mathrm{3}} }+..\right] \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 75721 by Gazella thomsonii last updated on 15/Dec/19 $$\mathrm{solve}\:\mathrm{this}\:\mathrm{complex}\:\mathrm{integral}\int_{−\infty} ^{+\infty} \:\frac{{e}^{\boldsymbol{{i}}{t}} }{\:\sqrt{\mathrm{1}+{t}^{\mathrm{2}} }}\mathrm{d}{t} \\ $$ Commented by MJS last updated on 15/Dec/19 $$\underset{−\infty}…
Question Number 10184 by ketto last updated on 29/Jan/17 $${if}\:\underset{−} {{a}}\:=\mathrm{2}{i}+\mathrm{3}{j}\:.\:\underset{−} {{b}}=\mathrm{19}−\mathrm{15}{j}\:{and}\: \\ $$$$\underset{−} {{c}}\:=\mathrm{5}{i}−\mathrm{7}{j}.\:{find}\:{the}\:{value}\:{of}\:{x}\:{such} \\ $$$${that}\:{x}\underset{−} {{a}}\:+\:{y}\underset{−} {{c}}\:={b} \\ $$$$ \\ $$ Answered by…
Question Number 141252 by bramlexs22 last updated on 17/May/21 Answered by john_santu last updated on 17/May/21 Terms of Service Privacy Policy Contact: info@tinkutara.com