If tan⁡x=−13,cos⁡x>0,\displaystyle {\tan{{x}}}=-\frac{{1}}{{3}},{\cos{{x}}}>{0},, then
sin⁡(2x)=\displaystyle {\sin{{\left({2}{x}\right)}}}=   ;
cos⁡(2x)=\displaystyle {\cos{{\left({2}{x}\right)}}}=   ;
tan⁡(2x)=\displaystyle {\tan{{\left({2}{x}\right)}}}=   .

License