6. Barry runs a rm that has two plants, one with cost function c1(q1) = 100+ %q? and the other with cost function c2 ((12) = 20 + $123. (a) What is the production function for the rm as a whole? (In other words what is c(Q = q1 + Q2) not 011,612)? (b) At what level of output will the rm prefer to produce... 1. ...just at plant 1? ii. ...just at plant 2? 111. ...at both plants