Factor out the greatest common factor. Simplify the factors, if possible.9m(9 - m) + 5n(9 - m)
A. (9m - 5n)(9 - m)
B. (9m + 5n)(9 - m)
C. 9(m + n)(9 - m)
D. m(9 + 5n)(9 - m)
Answer: B
Mathematics
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Solve.Julia preheated her oven for 25 minutes. What fraction of an hour was this? (1 hour = 60 min)
A. 
hr
B. 
hr
C. 
hr
D. 
hr
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The function f is one-to-one. Find its inverse.f(x) = (x - 7)3
A. f-1(x) = 
+ 7
B. f-1(x) = 
+ 343
C. f-1(x) = 
- 7
D. f-1(x) = 
+ 7
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Use transformations of the graph of y = x4 or y = x5 to graph the function.f(x) = - 
x4 
A. 
B. 
C. 
D. 
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