What is the vertex of the graph. is it a maximum or minimum ​

Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls

17 in long 1.3 ft wide and 8in high what is the volume

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0