Arlene's writing assignment is an informative essay about dogs. Which of her possible topics are appropriate for this assignment?
Select all that apply.
the urgent need for shelters to promote more dog adoptions
the training of dogs to work with police
the most expensive dog sold by a breeder last year
the changing popularity of beagles as pets

What is the range? can’t seem to find it out

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

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14