Find the partial fraction decomposition for the rational expression.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
D. 
+ 
+ 
Answer: C
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Find two possible missing terms so that the expression is a perfect square trinomial.x2 + 
+ 
A. - 
x, 
x
B. - 
x, 
x
C. -81x, 81x
D. -9x, 9x
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.A field goal kicker has a kicking average of .75 and he tries 3 field goals in a game. The number of field goals is counted.
A. 
B. 
C. 
D. 
Solve the problem.One hundred rats are being trained to run through a maze and are rewarded when they run through it correctly. Once a rat successfully runs the maze, it continues to run the maze correctly in all subsequent trials. The number of rats that run the maze incorrectly after t attempts is given approximately by 
Find the number of trials required such that only 35% of the rats are running the maze incorrectly. Round to the nearest trial.
A. 9 trials B. 30 trials C. 28 trials D. 8 trials
Solve the problem.The perimeter of a rectangular room is 52 ft. The width is 9 ft. Find the length.
A. 17 ft B. 18 ft C. 16 ft D. 43 ft