Which of the following relations is a function? O A. {(- 1,-4), (-1,0), (- 1,5), (- 1, 7), (- 1,9)}
OB. {(-2,-4), (- 1, 7), (1, - 1), (1, 1), (3,9)}
OC. {(-4,9), (-3, 1), (-2,3), (-2, 12), (0, 6)}
OD. {(0, - 4), (1, - 4), (2, 4), (3, 4), (4, - 4)}

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

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.