13. [13 Points] DETAILS SPRECALC? 5.2.005. Find the exact value of the trigonometric function at the given real number. {a} sin( 1:3\") {b} cos( 29\") 6 S Find the exact value of the trigonometric function at the given real number. {a} oos E 531 {h} cos T {c} cos E Need Help? 15. [-5 Points] DETAILS SPRECALC? 5.2.013. Find the exact 1.uralule of the trigonometric function at the given real number. _ E {a} cos( 3) h (i) { ] sec 3 {c} sin( %) Z Need Help? 16. [W3 Points] DETAILS PREVIDUS ANSWERS SPRECALC? 5.2.011 Find the exact 1.uralule of the trigonometric function at the given real number. mi 1;\") Need Help