Use the drop-down menus to complete the solution to the equation cos( 1 - x) = { for all possible values of x on the interval [0, 21)
a cos(x-77 ) = 3
cos[x]cos(-1) + sin(x)sin( 1 ) =
✓) + sin(x) (
COS(x)
Thus, x = i 2 md
Done
I need help quick