Perform the indicated operation. Write the answer in standard form.(6 - 6i)(6 - 8i)
A. 48i2 - 84i + 36
B. -12 - 84i
C. -12 + 84i
D. 84 + 12i
Answer: B
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Solve the problem.The velocity of a body of mass m falling from rest under the action of gravity is given by the equation 
where k is a constant that depends on the body's aerodynamic properties and the density of the air, g is the gravitational constant, and t is the number of seconds into the fall. Find the limiting velocity, limt?? v, of a 150 lb. skydiver (mg = 150) when k = .006.
A. 50.00 ft/sec B. 0.01 ft/sec C. 158.11 ft/sec D. There is no limiting speed.
Evaluate the sum. Round to two decimal places, if necessary.
A. -4.69 B. -6.42 C. 172.5 D. 1.42
Write the system of linear equations as a matrix equation, AX = B.
?
?
A. 
B. 
C. 
D. 
E. 
Solve the problem.Find the exact value of x in the figure.
A. 17
B. 17
C. 
D. 