Five students ran in a race. The finish time for each student is in the table below Which student crossed the finish line before Mari? Runner Dana Alex Mari Jason Clair RACE TIMES Finish Time in Minutes 2.08 2.50 2.12 2.25 2.21

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

Y=4x^2+x-1 solve using quadratic formula

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet