Give an appropriate answer.Let
f(x) = 1024. Find
log4 f(x).
A. 1
B. 5
C. 625
D. 
Answer: B
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Add.9.69 + 7.99 + (- 2.9)
A. 14.78 B. -4.6 C. 20.58 D. -1.2
Solve the problem.A ball is thrown vertically upward with an initial velocity of 160 feet per second. The distance in feet of the ball from the ground after t seconds is 
For what intervals of time is the ball less than 384 above the ground (after it is tossed until it returns to the ground)?
A. {x ? 0 sec < x < 4.5 sec and 5.5 sec > x > 10 sec} B. {x ? 4 sec < x < 6 sec} C. {x ? 0 sec < x < 3.5 sec and 6.5 sec > x > 10 sec} D. {x ? 0 sec < x < 4 sec and 6 sec > x > 10 sec}
Determine if the given ordered pair is a solution to the system of equations.
(-9, 0)
A. No B. Yes
Find the foci of the ellipse. Round to the nearest tenth if necessary.
+ 
= 1
A. (-17, 0), (17, 0) B. (-13, 0), (13, 0) C. (-15, 0), (15, 0) D. (-19, 0), (19, 0)