Sequences & Series

Which term is 12,288 in the sequence given by: 3, 6, 12, 24, ...

• 11

• 12

• 13

• 14

A geometric sum has g₂=18 and g₅=486. Find the sum of the first 9 terms.

• 1,536

• 59,046

• 177,156

• None of these

Which of the following expresses 1+3+5+...+39

A geometric series is as follows: 40 + 36 + 32.4 + ...

Find the sum of this series.

• 300

• 400

• 500

• 600

Given the explicit formula, find the first five terms

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• 
• 
• 

Find the missing term of the given sequence.

Given the explicit formula, find the first five terms

• A

• B

• C

• D

Given the explicit formula, find the first five terms.

• 
• 
• 
• 

Find the explicit formula for the given sequence:

• A

• B

• C

• D

Find the missing term in the sequence.