Consider the quadratic function: f(x) = x2 – 8x – 9 vertex: (-b/2a, f(-b/2a)) what is the vertex of the function?

Hannah reads at a constant rate of 33 pages every 88 minutes. write an equation that shows the relationship between pp, the number of pages she reads, and mm, the number of minutes she spends reading.

Line ab contains points a(4, 5) and b(9.7). what is the slope of ab?

11 12 triangle abc is congruent to triangle fde, and both triangles have the same orientation, as shown. what is the slope of df, which is also the slope of ac?