Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.x2 + y - 16 = 0
A. y-axis
B. origin
C. x-axis
D. x-axis, y-axis, origin
E. none
Answer: A
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Provide an appropriate response.An electronics company kept comparative statistics on two products, A and B. For years 0 to 8, the total number of Product A ever sold (in thousands) is given by the function 
, where x is the number of years since year 0. For that same period, the total number of Product B ever sold (in thousands) is given by the function B(x) = -30x + 434, where x is the number of years since year 0. Interpret A(1.8) and B(1.8).Total Number of Product A and Product B Ever Sold
A. Product B sold 1.8 times as many as Product A. B. When 383,000 of Product A had been sold, Product B had sold 1.8 times as many. C. At about 1.8 years (to the nearest tenth) from year 0, both products had sold the same amount. D. At some point between year 0 and year 8, both products had sold 1800 each.
Does the graph represent a function that has an inverse function?
A. No B. Yes
Solve the problem. Round to the nearest cent.The sales tax rate in one state is 5.25%. How much tax will be charged on a purchase of 9 chairs at $65 apiece?
A. $68.41 B. $30.71 C. $3.41 D. $307.13
Use the disk or shell method to find the volume of the solid generated by revolving the region bounded by the graphs of the equations about the line 
.
?
, 
, 
?
A. 
B. ?
C. ?
D. ?
E. ?