Factor 12m^2n^2-8mn+1

What is not true about kl and mn? what is mn? (show your work)

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a