Simplify the complex rational expression using either Method I or Method II.
A. - 
B. - 
C. - 
D. - 
Answer: A
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Solve.The perimeter of a rectangle is 62 feet. Describe the possible length of a side if the area of the rectangle is not to exceed 198 square feet.
A. The length of the shortest side cannot exceed 22 feet. B. The length of the shortest side must be at least 9 feet. C. The length of the shortest side cannot exceed 9 feet. D. The length of the shortest side must be at least 22 feet.
Find the standard-form equation for an ellipse which satisfies the given conditions.An ellipse centered at the origin having focus (
, 0) and directrix x = 
A. 
+ 
= 1
B. 
+ y2 = 1
C. x2 + 
= 1
D. 
+ y2 = 1
Write the fraction.According to a recent study, 14 out of 17 visits to a hospital emergency room were for an injury. What fraction of emergency room visits are NOT injury-related?
A. 
B. 
C. 
D. 
The graph below is one complete cycle of the graph of an equation containing a trigonometric function. Find an equation to match the graph. If you are using a graphing calculator, graph your equation to verify that it is correct.
?
?
A. 
B. ?
C. ?
D. ?
E. ?