RA=3%+0.7RM+eARB=2%+1.2RM+eBM=20%;RsquareA=0.20;RsquareB=0.12 Break down the variance of each stock to the systematic and firm-specific components. (Do not round intermediate calculations. Calculate using numbers in decimal form, not percentages. Round your answers to 4 decimal places.) Answer is complete but not entirely correct