(1 + sin 20 + cos 20)2 = 4 cos 0 (1 + sin 20)​

Asap! i'm not good math and i'm lost.

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

The police chief wants to know if the city’s african americans feel that the police are doing a good job. identify the management problem (i.e dependent variable) and identify the independent variable.