For the given functions f and g, find the requested function and state its domain.f(x) = 16 - x2; g(x) = 4 - xFind f + g.
A. (f + g)(x) = 4 + x; {x|x ? -4}
B. (f + g)(x) = x3 - 4x2 - 16x + 64; all real numbers
C. (f + g)(x) = -x2 - x + 20; all real numbers
D. (f + g)(x) = -x2 + x + 12; all real numbers
Answer: C
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Solve.A company that manufactures outdoor rocking chairs makes a daily profit p according to the equation 
where p is measured in dollars and x is the number of rocking chairs made per day. Find the number of rocking chairs that must be made each day to produce a zero profit for the company. Round your answer to the nearest whole number.
A. 2043 rocking chairs or 2657 rocking chairs per day B. 25 rocking chairs per day C. 44 rocking chairs or 50 rocking chairs per day D. 19 rocking chairs or 25 rocking chairs per day
Estimate the fraction as 0, 
, or 1.
A. 1
B. 0
C. 
Represent the shaded area in the figure group with a mixed number.
A. 1
B. 1
C. 1
D. 1
Write each ratio in two other ways.
A) 6:10, 6 to 10 B) 5:11, 5 to 11 C) 5:10, 5 to 10 D) 4:10, 4 to 10 E) 5:9, 5 to 9