Factor this trinomial. x² + 3x- 4
O A. (x + 4)(x + 1)
O B. (x - 4)(x+1)
O C. (x+4)(x - 1)
O D. (x-4)(x - 1)

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

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