Solve the system for x and y using Cramer's rule. Assume a and b are nonzero constants.x + by = a2ax + y = b2
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Simplify.
A. 2
B. 2(a - 5b)
C. 1
D. 
Mathematics
Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region bounded by y = 4
, y = 4, and x = 0 about the line y = 4
A. 
?
B. 
?
C. 
?
D. 8?
Mathematics
Graph the system of inequalities.2x + y ? 4 x - 1 ? 0
A. 
B. 
C. 
D. 
Mathematics
Write the number as a product of prime factors.20
A. 4 × 5 B. 4 × 2 C. 52 D. 22 × 5
Mathematics