Perform the indicated operation and write your answer in standard form.(9 - 
) - (3 - 
)
A. 6 + 3i
B. 6 + 13i
C. 6 - 3i
D. 12 + 3i
Answer: A
Mathematics
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Multiply and write answer in lowest terms.1
× 
A. 2
B. 
C. 1
D. 
Mathematics
Solve the problem.Suppose that the accompanying table shows the velocity of a car every second for 8 seconds. Use the Trapezoidal Rule to approximate the distance traveled by the car in the 8 seconds.
A. 153 feet B. 137.5 feet C. 209.5 feet D. 275 feet
Mathematics
Solve for the unknown number.25 + x = 45
A. 20 B. 0 C. 1 D. 45
Mathematics
Solve the system of equations (only real solutions) by the elimination method. Check your solutions.
A. {(4, -2), (4, 2)} B. {(4, 2), (-4, 2), (4, -2), (-4, -2)} C. {(4, 2), (2, 4), (-4, -2), (-2, -4)} D. {(-4, -2), (-2, -4)}
Mathematics