Question Number 123005 by mohammad17 last updated on 21/Nov/20 Commented by mohammad17 last updated on 21/Nov/20 $${please}\:{sir}\:{help}\:{me}\: \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 122999 by ZiYangLee last updated on 21/Nov/20 $${A}_{\mathrm{1}} ,{A}_{\mathrm{2}} ,{A}_{\mathrm{3}} ,\ldots,{A}_{{n}} \:\mathrm{are}\:\mathrm{defined}\:\mathrm{as}\:\mathrm{follows} \\ $$$$\:\:\:\:{A}_{\mathrm{1}} =\mathrm{2},\:{A}_{{n}−\mathrm{1}} =\mathrm{2}\left({A}_{\mathrm{1}} +{A}_{\mathrm{2}} +{A}_{\mathrm{3}} +\ldots+{A}_{{n}} \right) \\ $$$${for}\:{n}=\mathrm{1},\mathrm{2},\mathrm{3},\ldots \\…
Question Number 122995 by danielasebhofoh last updated on 21/Nov/20 Commented by MJS_new last updated on 22/Nov/20 $$\mathrm{there}'\mathrm{s}\:\mathrm{no}\:\mathrm{solution}\:\mathrm{for}\:\mathrm{the}\:\mathrm{simultaneous} \\ $$$$\mathrm{equations} \\ $$ Answered by mohammad17 last…
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Question Number 188512 by vishal1234 last updated on 02/Mar/23 $${x}^{\mathrm{3}} +\boldsymbol{{y}}^{\mathrm{3}} +\boldsymbol{{z}}^{\mathrm{3}} −\mathrm{3}\boldsymbol{{xyz}}= \\ $$$$\left(\boldsymbol{{x}}+\boldsymbol{{y}}+\boldsymbol{{z}}\right)\:\left(\boldsymbol{{x}}^{\mathrm{2}} +\boldsymbol{{y}}^{\mathrm{2}} +\boldsymbol{{z}}^{\mathrm{2}} −\boldsymbol{{xy}}−\boldsymbol{{yz}}−\boldsymbol{{zx}}\right) \\ $$$$\boldsymbol{{if}}\:\boldsymbol{{x}}+\boldsymbol{{y}}+\boldsymbol{{z}}\:=\:\mathrm{0},\:{then} \\ $$$${x}^{\mathrm{3}} +\boldsymbol{{y}}^{\mathrm{3}} +\boldsymbol{{z}}^{\mathrm{3}} −\mathrm{3}\boldsymbol{{xyz}}…
Question Number 57439 by naka3546 last updated on 04/Apr/19 $${Find}\:\:{all}\:\:{solutions}\:\:{of}\:\:{x},\:{y},\:{z}\:\:\:{integers}\:\:{that}\:\:{satisfy} \\ $$$$\:\:\:\:\:\:\:{x}^{\mathrm{3}} \:+\:{y}^{\mathrm{3}} \:+\:{z}^{\mathrm{3}} \:\:=\:\:\mathrm{33} \\ $$ Commented by Senior Sun last updated on 05/Apr/19…
Question Number 57433 by naka3546 last updated on 04/Apr/19 Answered by tanmay.chaudhury50@gmail.com last updated on 04/Apr/19 $$\int\frac{{x}^{\mathrm{4}} +\mathrm{1}}{{x}^{\mathrm{2}} \sqrt{{x}^{\mathrm{2}} \left({x}^{\mathrm{2}} −\frac{\mathrm{1}}{{x}^{\mathrm{2}} }\right)}}{dx} \\ $$$$\int\frac{{x}+\frac{\mathrm{1}}{{x}^{\mathrm{3}} }}{\:\sqrt{{x}^{\mathrm{2}}…
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Question Number 188492 by 073 last updated on 02/Mar/23 Commented by Rasheed.Sindhi last updated on 05/Mar/23 $${Is}\:'{der}'\:{means}\:{derivative}? \\ $$ Commented by 073 last updated on…
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