Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.6 - 18 + 54 - 162 + 486 - ... + 6 ? (-3)7
A. -9842
B. -9840
C. -9846
D. -9833
Answer: B
Mathematics
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The graph of a piecewise-defined function is given. Write a definition for the function. 
A. 
B. 
C. 
D. 
Mathematics
Factor by grouping.x3 + 5x2 + 6x + 30
A. (x3 + 6)(x + 5) B. (x2 + 6)(x + 5x) C. (x2 + 6)(x - 5) D. (x2 + 6)(x + 5)
Mathematics
Write using exponential notation.2 ? 2 ? 2
A. 32 B. 23 C. 21 D. 3 ? 2
Mathematics
Solve the problem.A rose garden has 16 bushes in the first row, 13 bushes in the next row, then 10, and so on. If there are 51 bushes in the garden, in how many rows are they planted?
A. 5 B. 3 C. 6 D. 7
Mathematics