Graph the function. Identify the vertex, x-intercepts, and the equation for the axis of symmetry.f(x) = (x - 3)2 - 9
A. 
vertex: (- 3, - 9)
x-intercepts: (0, 0) and (6, 0)
axis of symmetry: x = 3
B. 
vertex: (3, - 9)
x-intercepts: (0, 0) and (-6, 0)
axis of symmetry: x = - 3
C. 
vertex: (- 3, - 9)
x-intercepts: (0, 0) and (-6, 0)
axis of symmetry: x = - 3
D. 
vertex: (3, - 9)
x-intercepts: (0, 0) and (6, 0)
axis of symmetry: x = 3
Answer: D
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Find the derivative of y with respect to x, t, or ?, as appropriate.y = 
A. 
B. 
C. 
D. 
Use DeMorgan's laws or a truth table to determine whether the two statements are equivalent.~(p ? q) , ~p ? ~q
A. Not equivalent B. Equivalent
Use elimination by substitution to find the solution for the following system.
A. x = -5, y = -2 z = -1 B. x = -1, y = -2, z = -5 C. x = -5, y = -1, z = -2 D. The system is inconsistent.
Subtract.0 - 7
A. 
B. -7
C. 7
D. 0