Decide whether the statement is true or false.{4, 6, 8} ? {5, 7, 9} = {4, 6, 8, 5, 7, 9}
A. True
B. False
Answer: B
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Solve the problem.An arch for a bridge over a highway is in the form of a semiellipse with the major axis vertical. The top of the arch is 35 feet above ground. The height of the arch 28 feet from the center is to be 12 feet above ground. Write an equation for the ellipse in which the x-axis coincides with the ground and the y-axis passes through the center of the arch.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Subtract.-17 - (-6)
A. -23 B. -11 C. 11 D. 23
Use the graph of f to solve.Find the range of f.
A. [2, 5] B. [0, 5] C. (-?, ?) D. (0, 5)
Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = (x - 11)2
A. vertex: (0, 0)
axis of symmetry: x = 0
B. vertex: (11, 0)
axis of symmetry: x = 11
C. vertex: (0, -11)
axis of symmetry: x = 0
D. vertex: (-11, 0)
axis of symmetry: x = -11