What is the vertex of the quadratic function below?
y = 2x2 - 4x+1
O A. (-1,-1)
O B. (1,-2)
O C. (1,-1)
O D. (2,1)

X+ y = k 2x + 3y = k + 1 the point of intersection of the lines has an x-coordinate of a.2k + 1 b.-2k + 1 c.2k - 1

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

It takes jonas 7 1/4 minutes to run the mile. it takes mario 8 5/12 to run the mile. how much faster is jonas than mario? 5/6 minute 1 1/3 minutes 1 1/6 minutes 1 1/2 minutesi will give points and brainlest