Determine the function which corresponds to the given graph.
The indicated point is (0, e1).
A. y = ex - 1
B. y = ex - 1
C. y = ex + 1
D. y = ex + 1
Answer: C
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Construct a truth table to determine when the lightbulb is on. That is, determine which switches must be open and which switches must be closed for the lightbulb to be on. 
A. The lightbulb will never be on.
B. The lightbulb will be on when p is open and q is closed.
C. The lightbulb will be on when p and q are both closed, or when p is closed and q is open.
D. The lightbulb will be on in all cases.
Solve the problem.Find the perimeter of the rectangle.\ 
ft
A. 
ft
B. 
ft
C. 
ft
D. 
ft
Determine the amplitude and range of the function and sketch its graph.y = -3 cos 2x
A. amplitude: 3; range: [-3, 3]
B. amplitude: 3; range: [-3, 3]
C. amplitude: -3; range: [0, 3]
D. amplitude: 3; range: [0, 3]
Use a graphing calculator to find the graph of the equation.y = x4 + x3 - 5x2 - 4x + 4
A. 
B. 
C. 
D. 