Use the discriminant to determine what type of roots the equations will have, and categorize the equations according to their roots.
two distinct roots, one repeated root, two complex roots
x^2 − 4x + 2 = 0
5x^2 − 2x + 3 = 0
2x^2 + x − 6 = 0
13x^2 − 4 = 0
x^2 − 6x + 9 = 0
x^2 − 8x + 16 = 0
4x^2 + 11 = 0

Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d

Use sigma notation to represent the following series for 9 terms.