Which of the quadratic functions has the narrowest graph?
a) y = 1/3x^2
b) y = 1/8x^2
c) y = -2x^2
d) y = -3x^2

The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. if this relationship continues, what is the price of the stock after it has been owned for 12 weeks? $92.55 $94.37 $100.52 $114.39

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.