A parabola with a vertex at (0,0) has a directrix that crosses the negative part of the y-axis. which could be the equation of the parabola? x2 = - 4y x2 = 4y y2 = 4x y2 = - 4x

What is 17496 divided by 91?

Doug bought 8 new country songs and 4 new rock songs for his music player. If his player randomly selects one of the new songs Doug just bought to play, what is the probability it will be a rock song? A. 1/2 B. 1/4 C. 1/12 D. 1/3

What is 3/7 plus 8/6?

The function h (x) is quadratic and h (3) = h (-10) = 0. Which could represent h () ? h (x) = x2 - 13x - 30 h (x) = x2 - 7x - 30 h (x) = 2x2 + 26x - 60 h (x) = 2x2 + 14x - 60

mean of 20, 30, 40, 50, 60, 70, 80

Last year, Dan biked d miles. This year, he biked 411 miles. Using d, write an expression for the total number of miles he biked.

There are two options for purchasing tickets to baseball games. Single-game tickets cost $8 per game. Season tickets cost $195 plus $1.50 per game. Let g represent the number of baseball games. Let C represent the cost.

Using the piling method, which of the following can be constructed from polygons alone or discs alone? Check all that apply. A. Cone (not including the vertex) B. Pyramid (including the vertex) C. Cube D. Cone (including the vertex) E. Prism F.

Suppose a crew at an unloading dock can unload 3 trucks per hour and have already unloaded 17 trucks. Which equation can be used to model the number of trucks the crew unloads after h hours? A. y = 3h = 17 B. y = 3h + 17 C. y = 17h - 3 D.

Which description is correct for the polynomial 3x3+4x2-7? quadratic trinomial cubic binomial quartic trinomial cubic trinomial