The equation V + F – 2 = E, relates the number of vertices, faces, and edges in a Platonic solid. Write an equation that makes it easier to find the number of vertices in each of the Platonic solids described:
A) An octahedron (shown here), which has 8 faces.
B) An icosahedron, which has 30 edges.

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? will mark the

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Identify the graph of y = ln x + 1.