Perform the indicated operation. Write the result in standard form.6i + (-9 - i)
A. 9 - 7i
B. -9 + 5i
C. -9 + 7i
D. 9 - 5i
Answer: B
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Provide an appropriate response.Convert 26° 55" to degrees to the nearest ten-thousandth. Then convert to radians to the nearest hundredth.
Fill in the blank(s) with the appropriate word(s).
Solve the problem.The weekly sales in thousands of items of a product has a seasonal sales record approximated by 
(t is time in weeks with 
referring to the first week in the year). During which week(s) will the sales equal 75,530 items?
A. week 21 and week 30 B. week 4, week 20, and week 52 C. week 4 and week 47 D. week 30 and week 47
Graph using a graphing calculator.
- 
= 1
A. 
B. 
C. 
D. 
Solve. Then graph. Write the solution set using interval notation.
> 4 
A. (-?, 16)
B. (16, ?)
C. [16, ?)
D. (-?, 16]
