Alvin had two jobs last year and received two w-2 forms. on the first w-2 form, the figure in the box 1 was 14,389,26. on the second w-2 form, the figure in box 1 was 9397.18. what was alvin's gross income from the last two jobs last year

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters