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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A. 14b4 - 9 B. 49b4 + 9 C. 49b4 - 9 D. 14b4 + 9

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Find the indicated term of the geometric sequence.a1 = , r = , n = 5

A. a5 = 
B. a5 = 
C. a5 = 
D. a5 = 

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Write the rational expression in lowest terms.

A. m - d B. -1 C. m + d D. Already in lowest terms

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