Decide whether the given functions are inverses.f = {(3, 3), (6, 6), (9, 9), (12, 12), (15, 15)}g = {(3, 3), (-6, 6), (9, 9), (12, 12), (15, 15)}

A. Yes
B. No

Answer: B

Mathematics

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Identify the vertex, the equation of the axis of symmetry, and the x- and y-intercepts of the graph. Then graph.f(x) = x2 + 5x + 4

A. Vertex: ;
axis of symmetry: x = - ;
x-intercepts: (1, 0), (4, 0);
y-intercept: (0, 4)

B. Vertex: ;
axis of symmetry: x = ;
x-intercepts: (-1, 0), (-4, 0);
y-intercept: (0, 4)

C. Vertex: ;
axis of symmetry: x = ;
x-intercepts: (1, 0), (4, 0);
y-intercept: (0, 4)

D. Vertex: ;
axis of symmetry: x = - ;
x-intercepts: (-1, 0), (-4, 0);
y-intercept: (0, 4)