Use polar coordinates to find the limit of the function as (x, y) approaches (0, 0).f(x, y) = 
A. 0
B. -1
C. ?
D. 1
Answer: A
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Use transformations to graph the function. Determine the domain, range, and horizontal asymptote of the function.f(x) = -2x+3 + 4
A. domain: (-?, ?); range: (-?, -4)
horizontal asymptote: y = -4 
B. domain: (-?, ?); range: (-?, 4)
horizontal asymptote: y = 4
C. domain: (-?, ?); range: (-?, -4)
horizontal asymptote: y = -4
D. domain: (-?, ?); range: (-4, ?)
horizontal asymptote: y = 4
Perform the indicated operation. Write your result in a + bi form.
A. 
+ 
i
B. - 
- 
i
C. - 
- 
i
D. 
+ 
i
Provide an appropriate response.An investor purchased 150 shares of a stock at $15.80 per share. The investor holds the stock for 39 weeks and then sells the stock for $19.25 per share. Use the commission schedule for this company given below to find the annual rate of interest earned by this investor. Express your answer as a percentage, correct to one decimal place.PrincipleCommissionUnder $2500$25 + 1.6% of principle$2500 - $7500$38 + 1.1% of principleOver $7500$105 + 0.5% of principle
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Bob finds that the cost of driving his truck is 57 cents per mile. Give a numerical representation, in the form of a table, for a function f that computes the cost in dollars of driving x miles. Let 
A. 
.
B. 
.
C. 
.
D. 
.