Question Number 122974 by Dwaipayan Shikari last updated on 21/Nov/20 $$\underset{{k}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{{tan}\left({k}\right)}{{k}} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 188463 by emilagazade last updated on 01/Mar/23 Answered by mr W last updated on 01/Mar/23 $$\frac{{AO}}{{CO}}=\frac{\mathrm{sin}\:\mathrm{30}}{\mathrm{sin}\:\mathrm{70}} \\ $$$$\frac{{BO}}{{AO}}=\frac{\mathrm{sin}\:\mathrm{40}}{\mathrm{sin}\:\alpha} \\ $$$$\frac{{CO}}{{BO}}=\frac{\mathrm{sin}\:\left(\mathrm{20}−\alpha\right)}{\mathrm{sin}\:\mathrm{20}} \\ $$$$\left({i}\right)×\left({ii}\right)×\left({iii}\right): \\…
Question Number 188455 by Rupesh123 last updated on 01/Mar/23 Answered by HeferH last updated on 02/Mar/23 Commented by HeferH last updated on 02/Mar/23 $${Prove}\:{that}:\:{x}\:=\:\mathrm{2}\left({a}\:+\:{b}\right)\:−\:{a} \\…
Question Number 188451 by normans last updated on 01/Mar/23 Answered by mr W last updated on 01/Mar/23 Commented by mr W last updated on 01/Mar/23…
Question Number 188444 by Rupesh123 last updated on 01/Mar/23 Answered by mr W last updated on 01/Mar/23 Commented by mr W last updated on 01/Mar/23…
Question Number 57310 by ANTARES VY last updated on 02/Apr/19 Commented by ANTARES VY last updated on 02/Apr/19 $$\boldsymbol{\mathrm{find}}\:\boldsymbol{\mathrm{the}}\:\:\boldsymbol{\mathrm{S}}_{\boldsymbol{\mathrm{A}}'\boldsymbol{\mathrm{B}}'\boldsymbol{\mathrm{C}}'} \\ $$ Terms of Service Privacy…
Question Number 188374 by normans last updated on 28/Feb/23 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 57296 by mr W last updated on 01/Apr/19 Commented by mr W last updated on 01/Apr/19 $${Find}\:{x}=? \\ $$ Answered by MJS last…
Question Number 188348 by normans last updated on 28/Feb/23 Commented by normans last updated on 28/Feb/23 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 57283 by ajfour last updated on 01/Apr/19 Commented by ajfour last updated on 01/Apr/19 $$\mathrm{Find}\:\mathrm{maximum}\:\mathrm{area}\:\mathrm{that}\:\mathrm{can}\:\mathrm{be} \\ $$$$\mathrm{cut}\:\mathrm{out}\:\mathrm{in}\:\mathrm{the}\:\mathrm{form}\:\mathrm{of}\:\mathrm{a}\:\mathrm{circle}\:\mathrm{and} \\ $$$$\mathrm{rectangle}\:\mathrm{from}\:\mathrm{an}\:\mathrm{equilateral}\: \\ $$$$\mathrm{triangular}\:\mathrm{sheet}\:\mathrm{of}\:\mathrm{paper},\:\mathrm{edges}\:\mathrm{a}. \\ $$…