Perform the indicated operation or operations, if possible.
- 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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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 79,020 items?
A. week 4 and week 47 B. week 30 and week 47 C. week 21 and week 30 D. week 4, week 20, and week 52
Mathematics
Find the slope of the line through the pair of points.(-5, -4) and (-5, -9)
A. - 
B. - 
C. -5
D. Undefined
Mathematics
Factor using the ac-method.-12x2 - 10x + 12
A. -2(3x + 2)(2x - 3) B. (-6x + 4)(2x + 3) C. -2(3x - 2)(2x + 3) D. prime
Mathematics
Sketch the graph of the polar equation.r = 4 + 4 sin ?
A. 
B. 
C. 
D. 
Mathematics