Arlene purchased a used vehicle that depreciates under a straight-line
method. the initial value of the car is $4000, and the salvage value is $400. if
the car is expected to have a useful life of another 6 years, how much will it
be worth in 2 years?

Which shows the pre image of triangle xyz

Find the value of x. round the length to the nearest tenth

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