Which equation has a graph that lies entirely above the x-axis? y = –(x + 7)2 + 7

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

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