Question Number 124522 by bemath last updated on 03/Dec/20 Answered by mr W last updated on 04/Dec/20 $${CD}=\mathrm{25}−\mathrm{16}=\mathrm{9} \\ $$$${AC}^{\mathrm{2}} ={BC}×{CD}=\mathrm{16}×\mathrm{9} \\ $$$${AC}=\mathrm{4}×\mathrm{3}=\mathrm{12} \\ $$$${AB}^{\mathrm{2}}…
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Question Number 190039 by Shrinava last updated on 26/Mar/23 $$\mathrm{b}+\sqrt{\mathrm{b}}−\mathrm{3}=\mathrm{0} \\ $$$$\mathrm{b}>\mathrm{0} \\ $$$$\mathrm{find}\:\:\:\mathrm{2b}^{\mathrm{2}} −\mathrm{14b}\:+\:\mathrm{28}\:=\:? \\ $$ Answered by cortano12 last updated on 26/Mar/23 $$\:\sqrt{\mathrm{b}}\:=\:\mathrm{3}−\mathrm{b}\Rightarrow\mathrm{b}=\mathrm{9}−\mathrm{6b}+\mathrm{b}^{\mathrm{2}}…
Question Number 190038 by Shrinava last updated on 26/Mar/23 $$\mathrm{Find}:\:\:\:\frac{\mathrm{21}\:+\:\sqrt{\mathrm{4a}\:−\:\mathrm{3}}}{\mathrm{4a}\:+\:\sqrt{\mathrm{3}\:−\:\mathrm{4a}}} \\ $$ Answered by Rasheed.Sindhi last updated on 26/Mar/23 $$\mathrm{Find}:\:\:\:\frac{\mathrm{21}\:+\:\sqrt{\mathrm{4a}\:−\:\mathrm{3}}}{\mathrm{4a}\:+\:\sqrt{\mathrm{3}\:−\:\mathrm{4a}}} \\ $$$${Assuming}\:{the}\:{value}\:{is}\:{real} \\ $$$$\Rightarrow \\…
Question Number 58963 by Tony Lin last updated on 02/May/19 $${solve}\:{x}^{\mathrm{2}} −\mathrm{2}\left(\mathrm{1}+{i}\right){x}−\mathrm{5}+\mathrm{14}{i}=\mathrm{0} \\ $$ Answered by tanmay last updated on 02/May/19 $${x}^{\mathrm{2}} −\mathrm{2}{x}\left(\mathrm{1}+{i}\right)+\left(\mathrm{1}+{i}\right)^{\mathrm{2}} −\mathrm{5}+\mathrm{14}{i}−\left(\mathrm{1}+{i}\right)^{\mathrm{2}} =\mathrm{0}…
Question Number 190032 by Shrinava last updated on 26/Mar/23 $$\mathrm{x}\:>\:\mathrm{0} \\ $$$$\mathrm{xy}\:−\:\mathrm{18}\:=\:\mathrm{0} \\ $$$$\left(\mathrm{2x}\:+\:\mathrm{y}\right)_{\boldsymbol{\mathrm{min}}} \:=\:? \\ $$ Answered by cortano12 last updated on 26/Mar/23 $$\:\mathrm{z}\:=\mathrm{2x}+\frac{\mathrm{18}}{\mathrm{x}}\:=\:\mathrm{2x}+\mathrm{18x}^{−\mathrm{1}}…
Question Number 190035 by Shrinava last updated on 26/Mar/23 $$\mathrm{10}^{\mathrm{93}} \:−\:\mathrm{93} \\ $$$$\mathrm{Find}\:\mathrm{the}\:\mathrm{sum}\:\mathrm{of}\:\mathrm{the}\:\mathrm{numbers} \\ $$ Answered by BaliramKumar last updated on 26/Mar/23 $$\mathrm{999999}…….\mathrm{999999907}\:\:\:\:\:\:\left(\mathrm{93}\:{digits}\right) \\ $$…
Question Number 190034 by Shrinava last updated on 26/Mar/23 $$\mathrm{If}\:\:\:\mathrm{x}\:+\:\frac{\mathrm{2}}{\mathrm{x}}\:=\:\sqrt{\mathrm{17}} \\ $$$$\mathrm{Find}:\:\:\:\frac{\left(\mathrm{x}^{\mathrm{2}} \:−\:\mathrm{4}\right)\left(\mathrm{x}^{\mathrm{2}} \:−\:\mathrm{1}\right)}{\mathrm{x}^{\mathrm{2}} }\:=\:? \\ $$ Answered by BaliramKumar last updated on 26/Mar/23 $${x}^{\mathrm{2}}…
Question Number 124496 by TITA last updated on 03/Dec/20 $${show}\:{that}\:{between}\:\mathrm{2}\:{real}\:{numbers}\:\exists\:{x},{y}\:{s}.{t}\:{x}<\mathrm{0}\:{and}\:{y}>\mathrm{0} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 190025 by Shrinava last updated on 26/Mar/23 $$\mathrm{If}\:\:\:\mathrm{f}\left(\mathrm{x}\right)\:=\:\mathrm{3x}^{\mathrm{5}} \:+\:\mathrm{2x}^{\mathrm{2}} \\ $$$$\mathrm{Find}:\:\:\:\mathrm{f}\left(\sqrt{\mathrm{2}}\:−\:\mathrm{1}\right)\:+\:\mathrm{f}\left(\mathrm{1}\:−\:\sqrt{\mathrm{2}}\right)\:+\:\mathrm{3} \\ $$ Answered by SEKRET last updated on 26/Mar/23 $$\:\:\:\sqrt{\mathrm{2}\:\:}\:−\mathrm{1}\:=\:\boldsymbol{\mathrm{a}}\:\:\:\:\:\:\:\:\mathrm{1}−\sqrt{\mathrm{2}}\:\:=\:−\boldsymbol{\mathrm{a}} \\ $$$$\:\:\mathrm{3}\boldsymbol{\mathrm{a}}^{\mathrm{5}}…