Rationalize the denominator. Assume all variables represent positive numbers.
A. 
B. 
C. 
D. 
Answer: D
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Determine the coordinates of the vertex by completing the square.f(x) = x2 - 6x + 9
A. (-6, 81) B. (3, -18) C. (-3, 36) D. (3, 0)
Solve the problem.The following polynomial approximates the rabbit population in a particular area. 
where x is the number of years from year 0. Use a graphing calculator to describe the rabbit population from the years 0 to 25.
A. The population increases. B. The population remains stable. C. The population decreases.
Solve the problem.If friction is ignored, the time t (in seconds) required for a block to slide down an inclined plane is given by the formula t = 
where a is the length (in feet) of the base and g ? 32 feet per second per second is the acceleration of gravity. How long does it take a block to slide down an inclined plane with base a = 13 when 
If necessary, round the answer to the nearest tenth of a second.
A. 0.3 sec B. 2.3 sec C. 1.3 sec D. 1.1 sec
Multiply.(6)(-6)(5)(-4)(5)(-8)(-4)
A. 115,200 B. -6 C. -115,200 D. -28,796