Solve the equation.x2 - 14x + 85 = 0
A. {7 + 6i}
B. {1, 13}
C. {7 - 36i, 7 + 36i}
D. {7 - 6i, 7 + 6i}
Answer: D
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True or false?It is possible for one person's weight to be 161% less than another person's weight.
A. True B. False
Solve the problem.If a ball is thrown upward at 64 feet per second from the top of a building that is 120 feet high, the height of the ball can be modeled by 
feet, where t is the number of seconds after the ball is thrown. After how many seconds does the ball reach its maximum height?
A. 3.8 sec B. 4 sec C. 1 sec D. 2 sec
Find an equation for the hyperbola described.Focus at (3, 6); vertices at (8, 6) and (6, 6)
A. (x - 6)2 - 
= 1
B. 
- (y - 6)2 = 1
C. 
- (y - 7)2 = 1
D. (x - 7)2 - 
= 1
Find the domain of the given function.f(x) = 
A. (3.74165739, ?) B. (-?, ?) C. (-?, 14) ? (14, ?) D. [3.74165739, ?)