Question Number 141446 by ZiYangLee last updated on 19/May/21 $$\mathrm{Let}\:\mathrm{P}\:\mathrm{be}\:\mathrm{the}\:\mathrm{point}\:\left(\frac{{a}}{\mathrm{2}}\left({t}^{\mathrm{2}} +\frac{\mathrm{1}}{{t}^{\mathrm{2}} }\right),{a}\left({t}−\frac{\mathrm{1}}{{t}}\right)\right) \\ $$$$\mathrm{Find}\:\mathrm{the}\:\mathrm{locus}\:\mathrm{of}\:\mathrm{P},\:\mathrm{as}\:{t}\:\mathrm{varies}. \\ $$ Answered by 1549442205PVT last updated on 19/May/21 $$\mathrm{Let}\:\mathrm{P}\:\mathrm{be}\:\mathrm{the}\:\mathrm{point}\:\left(\frac{{a}}{\mathrm{2}}\left({t}^{\mathrm{2}} +\frac{\mathrm{1}}{{t}^{\mathrm{2}}…
Question Number 75902 by Mr. K last updated on 20/Dec/19 Commented by Mr. K last updated on 20/Dec/19 $${find}\:{the}\:{area}\:{of}\:{the}\:{square} \\ $$ Answered by mr W…
Question Number 141431 by mohammad17 last updated on 18/May/21 $$\mathrm{2}\int_{\mathrm{0}} ^{\:\mathrm{1}} \int_{\mathrm{0}} ^{\:\mathrm{2}} \left({x}+\mathrm{2}{y}\right)^{\mathrm{8}} \:{dxdy} \\ $$ Answered by mathmax by abdo last updated on…
Question Number 141423 by naka3546 last updated on 18/May/21 $$\mathrm{tan}\:\left({x}+{y}\right)=\:\frac{\mathrm{12}}{\mathrm{5}} \\ $$$$\mathrm{sin}\:\left({x}−{y}\right)\:=\:\frac{\mathrm{3}}{\mathrm{5}} \\ $$$${x}+{y}\:,\:{x}−{y}\:\:{are}\:\:{acute}\:\:{angles}\:. \\ $$$$\mathrm{tan}\:{x}\:\mathrm{tan}\:{y}\:=\:\:? \\ $$ Answered by mr W last updated on…
Question Number 141398 by miktun last updated on 18/May/21 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 75851 by aliesam last updated on 18/Dec/19 Answered by MJS last updated on 18/Dec/19 $$\mathrm{10}\frac{\mathrm{8}+\mathrm{6i}}{\mathrm{3}−\mathrm{i}}=\mathrm{18}+\mathrm{26i}=\left(\mathrm{3}+\mathrm{i}\right)^{\mathrm{3}} \\ $$$$\left({x}+{y}\mathrm{i}\right)^{\mathrm{3}} ={x}^{\mathrm{3}} −\mathrm{3}{xy}^{\mathrm{2}} +\left(\mathrm{3}{x}^{\mathrm{2}} {y}−{y}^{\mathrm{3}} \right)\mathrm{i} \\…
Question Number 75826 by liki last updated on 18/Dec/19 Commented by liki last updated on 18/Dec/19 $$…{plz}\:{help}\:{me}\:{part}\:\left({c}\right). \\ $$ Answered by mr W last updated…
Question Number 75825 by liki last updated on 18/Dec/19 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 75822 by naka3546 last updated on 18/Dec/19 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 75818 by naka3546 last updated on 18/Dec/19 $${Given}\:\:{the}\:\:{increasing}\:\:{sequence}\:: \\ $$$$\mathrm{1},\:\mathrm{4},\:\mathrm{8},\:\mathrm{13},\:… \\ $$$${a}.\:{Find}\:\:{U}_{\mathrm{2019}} \\ $$$${b}.\:{Find}\:\:{S}_{\mathrm{2019}} \\ $$$${U}_{{n}} \:\:{is}\:\:{nth}−{term}\:\:{of}\:\:{the}\:\:{sequence} \\ $$$${S}_{{n}} \:\:{is}\:\:{sum}\:\:{of}\:\:{n}\:−\:{term}\:\:{of}\:\:{the}\:\:{sequence} \\ $$$${Arithmetic}\:\:{Sequence}\:\:{Degree}\:\:{Two} \\…