Simplify the difference quotients 
and 
for the following function. Rationalize the numerator when necessary.f(x) = - 
A. 
; 
B. 
; 
C. 
; 
D. - 
; - 
Answer: B
Mathematics
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Find the square root.
A. 14 B. 15 C. 17 D. 112
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Solve the problem. Write the answer in lowest terms.Mr. Roberts installed 
-inch thick laminated material on top of 
thick plywood to make a countertop. What was the thickness of the completed countertop?
A. 
inch
B. 
inch
C. 
inch
D. 
inch
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Look for a pattern and then predict the general term, or nth term, an, of the sequence.6, 12, 18, 24, 30, . . .
A. an = 6n B. an = n + 6 C. an = n6 D. an = 7n
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Solve using Cramer's rule.
A. (6, 5) B. (-5, 6) C. (5, 6) D. (-6, -5)
Mathematics