Translate to a variable expression. Use n for the variable unless otherwise stated.negative six plus the product of twelve and some number
A. -12 + 6n
B. -6 + 12n
C. -6n + 12
D. -6 + 
Answer: B
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Solve the problem.The number of arrests in Smallville during the year 2000 was 50. It is predicted that in each of the next 25 years the number of arrests will increase by 5%. Using this prediction, approximate how many arrests will be made in Smallville during the 26 years from 2000 to 2025.
A. 2847 B. 169 C. 2556 D. 178 E. 1365
Provide an appropriate response.Let f(x) = 3x5 - 10x4 + 7x. Determine the intervals on which f is (a) concave up and (b) concave down. (c) Find the x-values of all inflection points.
What will be an ideal response?
Any sound from one focus of an ellipse reflects off the ellipse directly back to the other focus. This property explains whispering galleries such as Statuary Hall in Washington, D.C. The whispering gallery shown in illustration has the shape of a semi-ellipse. Find the distance sound travels as it leaves focus F and returns to focus F'.
?
?
A. 31 meters B. 32 meters C. 63.2 meters D. 33.5 meters E. 31.6 meters
Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. open infinite interval; {x|x < -2}; (-?, -2) B. closed infinite interval; {x|x ? -2}; (-?, -2] C. open infinite interval; {x|x > -2}; (-2, ?) D. closed infinite interval; {x|x ? -2}; [-2, ?)