Question Number 194426 by Mingma last updated on 06/Jul/23 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 194327 by pete last updated on 03/Jul/23 $$\mathrm{If}\:\mathrm{ta4}\theta\:=\:\mathrm{1},\:\mathrm{find}\:\mathrm{the}\:\mathrm{values}\:\mathrm{of}\:\theta. \\ $$ Answered by MikeH last updated on 03/Jul/23 $$\mathrm{tan}\:\mathrm{4}\theta\:=\:\mathrm{1}\: \\ $$$$\Rightarrow\:\mathrm{4}\theta\:=\:\pi{n}\:+\:\frac{\mathrm{1}}{\mathrm{4}}\pi \\ $$$$\Rightarrow\:\theta\:=\:\frac{\mathrm{1}}{\mathrm{4}}\pi{n}\:+\:\frac{\mathrm{1}}{\mathrm{16}}\pi \\…
Question Number 194315 by cortano12 last updated on 03/Jul/23 $$\:\:\:\:\: \\ $$ Answered by Frix last updated on 03/Jul/23 $$\mathrm{This}\:\mathrm{can}\:\mathrm{be}\:\mathrm{transformed}\:\mathrm{to}\:\left[{s}=\mathrm{sin}\:{x}\right]: \\ $$$${s}^{\mathrm{4}} +\frac{{s}^{\mathrm{3}} }{\mathrm{2}}−{s}^{\mathrm{2}} −\frac{{s}}{\mathrm{2}}+\frac{\mathrm{1}}{\mathrm{16}}=\mathrm{0}…
Question Number 194278 by cortano12 last updated on 02/Jul/23 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 194304 by 281981 last updated on 02/Jul/23 Answered by cortano12 last updated on 03/Jul/23 $$\:\:\:\:\mathrm{sin}\:\left(\mathrm{A}+\mathrm{B}\right)\:\mathrm{cos}\:\left(\mathrm{A}+\mathrm{B}\right)\:\mathrm{sin}\:\left(\mathrm{A}−\mathrm{B}\right)\:\mathrm{cos}\:\left(\mathrm{A}−\mathrm{B}\right)=\frac{\mathrm{1}}{\mathrm{2}} \\ $$$$\:\:\:\mathrm{sin}\:\left(\mathrm{2A}+\mathrm{2B}\right)\:\mathrm{sin}\:\left(\mathrm{2A}−\mathrm{2B}\right)=\:\mathrm{2} \\ $$$$\:\:\:\underbrace{\boldsymbol{{A}}} \\ $$ Commented by…
Question Number 194143 by mathbd last updated on 28/Jun/23 Commented by a.lgnaoui last updated on 29/Jun/23 $$\mathrm{H}? \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 194252 by horsebrand11 last updated on 01/Jul/23 $$\:\:\mathrm{Find}\:\mathrm{V}\:=\:\mathrm{tan}\:\mathrm{9}°−\mathrm{tan}\:\mathrm{27}°−\mathrm{tan}\:\mathrm{63}°+\mathrm{tan}\:\mathrm{81}° \\ $$ Answered by peter frank last updated on 01/Jul/23 $$\mathrm{Qn}\:\mathrm{177542} \\ $$ Answered by…
Question Number 194208 by cortano12 last updated on 30/Jun/23 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 193749 by Mingma last updated on 19/Jun/23 Answered by som(math1967) last updated on 19/Jun/23 Commented by som(math1967) last updated on 19/Jun/23 $${AD}={DC}={AC}=\mathrm{12}{cm} \\…
Question Number 193691 by cortano12 last updated on 18/Jun/23 $$ \\ $$ Commented by cortano12 last updated on 18/Jun/23 Answered by MM42 last updated on…