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Question Number 80386 by gny last updated on 02/Feb/20 Commented by kaivan.ahmadi last updated on 02/Feb/20 $${h}_{{A}\overset{\bigtriangleup} {{B}D}} ={h}_{{A}\overset{\Delta} {{B}C}} =\mathrm{8}\Rightarrow \\ $$$${S}_{{A}\overset{\bigtriangleup} {{B}D}} =\frac{\mathrm{1}}{\mathrm{2}}×\mathrm{21}×\mathrm{8}=\mathrm{84}…

Question Number 145911 by Mrsof last updated on 09/Jul/21 Commented by Mrsof last updated on 09/Jul/21 $${help}\:{me}\:{sir}\:{please}\:{by}\:{complex}\:\:{number} \\ $$ Answered by Dwaipayan Shikari last updated…

Question Number 80365 by gny last updated on 02/Feb/20 Commented by gny last updated on 02/Feb/20 $${sir}\:{plz}\:{help}\:{me} \\ $$ Commented by mr W last updated…

Question Number 145874 by Mrsof last updated on 09/Jul/21 $${i}\:{want}\:{the}\:{formolla}\:{of}\:{taylor}\:{and}\:{maclorien}\: \\ $$$${series}\:{of}\:{this}\:{function} \\ $$$$\left(\mathrm{1}\right){f}\left({x}\right)={ln}\left({x}\:\right)\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\left(\mathrm{2}\right){f}\left({x}\right)={sec}\left({x}\right) \\ $$$$ \\ $$$$\left(\mathrm{3}\right){f}\left({x}\right)={csc}\left({x}\right)\:\:\:\:\:\:\:\:\:\:\:\:\:\:\left(\mathrm{4}\right){f}\left({x}\right)={cot}\left({x}\right) \\ $$$$ \\ $$$$\left(\mathrm{5}\right){f}\left({x}\right)={tan}\left({x}\right)\:\:\:\:\:\:\:\:\:\:\:\:\:\:\left(\mathrm{6}\right){f}\left({x}\right)={sech}\left({x}\right) \\ $$$$ \\…

Question Number 145822 by Mrsof last updated on 08/Jul/21 $${find}\:{zeros}\:{function}\:{f}\left({z}\right)=\mathrm{1}−{cosz} \\ $$ Commented by Mrsof last updated on 08/Jul/21 $$??????? \\ $$ Answered by mathmax…