If a polynomial function f(x) has roots 0, 4, and 3+square root 11, what must also be a root of f(x)

Need on this one asap im almost done with this subject

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

Which compound inequality could be represented by the graph?