Solve the problem.For what value of r does the infinite series 1 + 5r + 3r2 + 5r3 + r4 + 5r5 + 3r6 + 5r7 + r8 + ... converge?
A. |r| < 4
B. |r| < 1
C. |r| <
D. |r| <
Answer: B
Mathematics
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, n = 5
A. a5 =
B. a5 =
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