find all solutions of the equation 2sin2xcosx-sin2x=0 over the interval -pi/2 A = x=pi/6,0,pi/6,pi/2
B = -pi/3,-pi/4,pi/4, pi/3
C = -pi/4,-pi/6, pi/6, pi/4
D = x=-pi/3,0,pi/3,pi/2

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x