Find the common ratio for the geometric sequence.9, -0.9, 0.09, -0.009, . . .
A. -0.1
B. -1
C. -0.9
D. -0.01
Answer: A
Mathematics
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Solve the problem.Vince's grocery bill was $9.48. He gave the clerk a $20 bill. How much change should he receive?
A. $10.52 B. $10.51 C. $9.48 D. $9.52
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Provide an appropriate response.Solve the linear system corresponding to the following augmented matrix:
What will be an ideal response?
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Find the midpoint of the segment PQ.P(-7, 6, 6), Q(3, 11, 16)
A. 
B. 
C. 
D. 
Mathematics
Find the product.(a - b)(a2 + ab + b2)
A. a3 + b3 B. a3 - 2a2b - 2ab2 - b3 C. a3 + 2a2b + 2ab2 - b3 D. a3 - b3
Mathematics