Find the discrimanant and the number of real roots for this equation x^2+2x+8=0
a. 32; two real roots
b. -28; no real roots
c. 32 one real root
d. -28; one real root

The graph of a hyperbola is shown. what are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

The table shows the number of hours orlando spent at football practice last week. select the appropriate numbers below to complete the model to find the number of hours orlando spent practicing on tuesday and friday.