Multiply.-5a2b9(12a4b9 - 12b5 - 7a)
A. -60a4b9 + 60b5 + 35a
B. -60a6b18 + 60a3b14 - 7a
C. -60a6b18 - 12b5 - 7a
D. -60a6b18 + 60a2b14 + 35a3b9
Answer: D
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Solve the problem.Frank's Furniture employees earned $511.88, $185.62, 
, 
, and 
last week. Find the average wage of the employees. Round your answer to the nearest cent.
A. $330.14 B. $396.17 C. $384.17 D. $495.21
Write the numeral as a numeral in base five.
A. 122five B. 442five C. 1022five D. 13042five
Factor out the GCF from the polynomial.21y3 - 9y2 + 12y
A. 3(7y3 - 3y2 + 4y) B. y(21y2 - 9y + 12) C. 3y(7y2 - 3y + 4) D. 3y(7y3 - 3y2 + 4y)
Find the polar coordinates of the point. Express the angle in degrees and then in radians, using the smallest possible positive angle.(-9, 3
)
A. (6
, 150°), 
B. (6
, 30°), 
C. (6
, 60°), 
D. (6
, 120°), 