Find the inverse of the function.f(x) = 6x2 + 9, x ? 0
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
Answer: D
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Use the pictograph to answer the question.For selected countries, this pictograph shows approximately how many kilograms of seafood is consumed by each person (per capita) annually.
Approximately how many more kilograms of seafood is eaten per person in Country E than in 
A. 500 kg B. 250 kg C. 1000 kg D. 750 kg
Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = 0, x = 6, x = -5, x = -4 B. x = -5, x = -4 C. x = 0, x = 6 D. x = 6
Combined SAT scores in the United States could be approximated by
?
?
in the years 1964 - 1986. Here t is the number of years since 1964, and T is the combined SAT score average for the United States. Find all points of inflection of the graph of T, and interpret the result.
?
Enter your answers rounded to the nearest hundredth.
What will be an ideal response?
Find the indicated trigonometric function, where ? is the radian measure of the given angle. Give an exact answer with a rational denominator.Find cos ?.
A. 
B. 
C. 
D. 