Consider the graph with vertex set {A, B, C, D, E} and edge list AD, AE, BC, BD, DD, DE. List all the vertices adjacent to vertex D:

F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.

The parabola opens: y=√x-4 (principal square root) up down right left

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?