Find the composite function for the given functions and state the domain. h ? g ? f for f(x) = 
, g(x) = 
, and h(x) = 4x+ 8
A. 
+ 2
B. 4
+ 8
C. 
D. 
+ 8
Answer: D
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Provide an appropriate response.If f(x) ? 0 on the interval [a, b], then 
representsi) the area to the right of the y-axis between y = a and y = b.ii)the area above the x-axis between x = a and x = b.iii) the area below the x-axis between x = a and x = b.
A. None of the above is correct. B. Only i is correct. C. Only ii is correct. D. Either ii or iii could be correct.
Solve the problem.A lumber company sold shelves. A customer could choose 3 types of wood, 5 different widths, and 6 different lengths. How many different types of shelves could be ordered?
A. 48 types B. 14 types C. 90 types D. 45 types
Reduce the rational expression to lowest terms.
A. 
B. 
C. 
D. 
Simplify. Assume that variables can represent any real number.
A. 9z3
B. 3z3
C. 9z2
D. 3z2