what is the directrix of the parabola defined by (1y (4) y + 3) = (x - 2)2 ?
nda.
y = -(49)/(16)
b.
x = -(497(16)
c.
y = (47)/(16)
nd.
x = (47)/(16)

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Free points also plz look my profile and answer really stuff

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters