Solve the inequality and write the solution set in interval notation.
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?
?
A. 
B. 
C. 
D. 
E. 
Answer: A
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Choose the equation that matches the graph. 
A. x - 3 = 0 B. y + 3 = 0 C. y - 3 = 0 D. x + 3 = 0
Write each expression using the LCD as the denominator.
, 
, 
A. 
, 
, 
B. 
, 
, 
C. 
, 
, 
D. 
, 
, 
A delivery truck must deliver packages to 6 different store locations (A, B, C, D, E, and F). The trip must start and end at C. The graph below shows the distances (in miles) between locations. We want to minimize the total distance traveled.
The repetitive nearest-neighbor tour starting with vertex C is given by:
A. C, A, B, D, F, E, C. B. C, B, D, F, E, A, C. C. C, A, E, F, B, D, C. D. C, D, E, F, A, B, C. E. none of these
Solve.A generator produces an alternating current according to the equation 
, where t is time in seconds and I is the current in amperes. What is the smallest time t such that I = 36?
A. 
sec
B. 
sec
C. 
sec
D. 
sec