Factor.x2 - 
A. 
B. 
2
C. 
D. 
2
Answer: A
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Write the rational expression as an equivalent expression with the indicated denominator.
= 
A. 
B. 
C. 
D. 
Use the rules of exponents to simplify the expression. Write the answer with positive exponents. Assume that all variables represent positive real numbers.
A. 
B. 
C. x21/4
D. x15/4
Solve the problem.During the first four months of the year, Jack earned 
and 
If Jack must have an average salary of at least 
in order to earn retirement benefits, what must Jack earn in the fifth month in order to qualify
for benefits? A. at least $1470 B. at most $990 C. at least $894 D. at most $870
Solve the problem.A pick-up truck is fitted with new tires which have a diameter of 42 inches. How fast will the pick-up truck be moving when the wheels are rotating at 400 revolutions per minute? Express the answer in miles per hour rounded to the nearest whole number.
A. 50 mph B. 8 mph C. 25 mph D. 42 mph