demand for light bulbs can be characterized by Q=100-P, where Qis in millions of boxes of lights sold and P iis the price per box; there are two producers of lights, Everglow and Dimlite ; they have identical cost functions; find reaction functions for Everglow and Dimlit; C=10Q+.5Q^2 (where i=E,D) MC=10+Q Q=Qe+Qd P=100-(Qe+Qd)