24√2•cos(-π\3)sin(-π\4)

[latex]24 \sqrt{2} *cos(- \frac{ \pi }{3})*sin(- \frac{ \pi }{4})=24 \sqrt{2} *cos \frac{ \pi }{3}*sin(- \frac{ \pi }{4}) =[/latex][latex]=-24 \sqrt{2} *cos \frac{ \pi }{3}*sin \frac{ \pi }{4} =-24 \sqrt{2} * \frac{1}{2} * \frac{ \sqrt{2} }{2}=-12 [/latex]