PLEASE HELP AM OFFER MAX POINTS HELLP

What statement is true? 2x^2-9x+2=-1

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6

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