Provide an appropriate response.Define f(0, 0) in such a way that extends f(x, y) = 
to be continuous at the origin.
A. f(0, 0) = 16
B. f(0, 0) = 8
C. f(0, 0) = 0
D. f(0, 0) = 2
Answer: B
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Divide the real numbers. Write any improper fraction as a whole or mixed number where appropriate.-2 ÷ 
A. 4
B. - 
C. - 4
D. 
Solve the equation. Express radicals in simplest form.(7 - 4x)2 = 2
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Solve the problem.The function 
, 
, represents revenue in thousands of dollars where x represents the amount spent on advertising in tens of thousands of dollars. Find the inflection point for the function to determine the point of diminishing returns.
A. (14, 19,560) B. (38.05, 6878.37) C. (8, 16,224) D. (9.6, 17,167.1)
Find all cube roots of the complex number. Leave answers in trigonometric form.-125
A. 5 cis 180°, 5 cis 0° B. 5 cis 60°, 5 cis 180°, 5 cis 300° C. 5 cis 120°, 5 cis 180°, 5 cis 300° D. 5 cis 30°, 5 cis 150°, 5 cis 270°