Find the square of the radical expression.
A. 4x + 4
B. 4x + 16
C. 2x + 4
D. 4x2 + 16
Answer: D
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Find A, B, and C for the partial fraction decomposition.
= 
+ 
+ 
A. A = - 
, B = 
, C = 
B. A = 
, B = - 
, C = 
C. A = - 
, B = - 
, C = 
D. A = 
, B = 
, C = 
Find the product.(a + 4b)2
A. a2 + 16b2 B. 2a + 8b C. a2 + 16ab + 16b2 D. a2 + 8ab + 16b2
Write the expression in lowest terms.
A. 
B. 
C. 
D. - 
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 256 above the ground (after it is tossed until it returns to the ground)?
A. {x ? 2 sec < x < 8 sec} B. {x ? 0 sec < x < 2 sec and 8 sec > x > 10 sec} C. {x ? 0 sec < x < 4.5 sec and 5.5 sec > x > 10 sec} D. {x ? 0 sec < x < 1.5 sec and 8.5 sec > x > 10 sec}