Which of these equations represent functions? check all that apply.
a. y = (x - 2)^2 + 5
b. x^2 - 4y^2 = 1
c. y = 3x - 3
d. y = 4x^5

Consider symmetrically placed rectangular insulators with uniformly charged distributions of equal magnitude as shown. x y −−−−−− what is the direction of the net field at the origin?

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Which linear function represents the line given by the point-slope equation y + 1 = –3(x – 5)?