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Question-138477

Question Number 138477 by mathlove last updated on 14/Apr/21 Answered by Ñï= last updated on 14/Apr/21 $${a}^{\mathrm{2}} +\mathrm{2}{ab}+{b}^{\mathrm{2}} −{d}^{\mathrm{2}} −\mathrm{2}{cd}−{c}^{\mathrm{2}} \\ $$$$=\left({a}+{b}\right)^{\mathrm{2}} −\left({c}+{d}\right)^{\mathrm{2}} \\ $$$$=\left({a}+{b}+{c}+{d}\right)\left({a}+{b}−{c}−{d}\right)…

If-x-26-521x-13-1-x-10-1-x-10-Any-help-

Question Number 138469 by KwesiDerek last updated on 13/Apr/21 $$\boldsymbol{\mathrm{If}}\:\:\:\boldsymbol{\mathrm{x}}^{\mathrm{26}} −\mathrm{521}\boldsymbol{\mathrm{x}}^{\mathrm{13}} =\mathrm{1} \\ $$$$\:\:\:\:\:\:\boldsymbol{\mathrm{x}}^{\mathrm{10}} +\frac{\mathrm{1}}{\boldsymbol{\mathrm{x}}^{\mathrm{10}} }=? \\ $$$$\boldsymbol{\mathrm{Any}}\:\boldsymbol{\mathrm{help}}\: \\ $$ Answered by MJS_new last updated…

Given-x-4-16-y-2-2y-2-0-Show-that-is-a-reunion-of-and-Ellipsis-and-an-hyperbole-then-give-their-equations-

Question Number 138470 by mathocean1 last updated on 13/Apr/21 $${Given}\:\left(\Gamma\right):\:{x}^{\mathrm{4}} −\mathrm{16}\left({y}^{\mathrm{2}} −\mathrm{2}{y}\right)^{\mathrm{2}} =\mathrm{0} \\ $$$${Show}\:{that}\:\left(\Gamma\right)\:{is}\:{a}\:{reunion}\:{of}\:\:{and}\: \\ $$$${Ellipsis}\:{and}\:{an}\:{hyperbole}\:{then}\:{give} \\ $$$${their}\:{equations}. \\ $$ Answered by MJS_new last…

I-t-s-0-x-t-1-x-s-dx-1-t-s-t-1-s-I-t-s-0-x-t-1-x-s-dx-0-x-t-1-x-m-s-1-x-m-dx-0-x-t-e-m-s-ln-1-x-1-x-

Question Number 138378 by Ñï= last updated on 12/Apr/21 $${I}\left({t},{s}\right)=\int_{\mathrm{0}} ^{\infty} {x}^{−{t}} \left(\mathrm{1}+{x}\right)^{−{s}} {dx}=\frac{\Gamma\left(\mathrm{1}−{t}\right)\Gamma\left({s}+{t}−\mathrm{1}\right)}{\Gamma\left({s}\right)} \\ $$$${I}\left({t},{s}\right)=\int_{\mathrm{0}} ^{\infty} {x}^{−{t}} \left(\mathrm{1}+{x}\right)^{−{s}} {dx} \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:=\int_{\mathrm{0}} ^{\infty} {x}^{−{t}} \left(\mathrm{1}+{x}\right)^{{m}−{s}}…

Question-138379

Question Number 138379 by physicstutes last updated on 12/Apr/21 Commented by physicstutes last updated on 12/Apr/21 $$\mathrm{the}\:\mathrm{figure}\:\mathrm{shows}\:\mathrm{a}\:\mathrm{couple}.\:\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{magnitude}\:\mathrm{of}\:\mathrm{the} \\ $$$$\mathrm{moment}\:\mathrm{of}\:\mathrm{the}\:\mathrm{couple}. \\ $$ Commented by ajfour last…