Break even - ANSWER pQ=FV+VCQ
TC - ANSWER FC+aQ-bQ^2+cQ^3
Tc=FCaS^b (b<1 wanted)
AC - ANSWER TC/Q
AC = FC/Q+a-bQ+cQ^2
Marginal product - ANSWER MC = dTC/dQ
MC=a-2bQ+3cQ^2
Payback - ANSWER Ybpb+(IC-CFybpb)/CFyapb
NPV - ANSWER TCF-IC
PVR - ANSWER NPV/IC >0
PI - ANSWER (NPV+IC)/IC >1
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TC - ANSWER FC+aQ-bQ^2+cQ^3
Tc=FCaS^b (b<1 wanted)
AC - ANSWER TC/Q
AC = FC/Q+a-bQ+cQ^2
Marginal product - ANSWER MC = dTC/dQ
MC=a-2bQ+3cQ^2
Payback - ANSWER Ybpb+(IC-CFybpb)/CFyapb
NPV - ANSWER TCF-IC
PVR - ANSWER NPV/IC >0
PI - ANSWER (NPV+IC)/IC >1
1