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Expand and evaluate the sum4Σ3k +1k-1

Question
Expand and evaluate the sum
4
Σ3k +1
k-1
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Expand and evaluate the sum 4 Σ3k +1 k-1

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Step 1

Observe that the given expression is the sum of all the terms (3k + 1) where k takes the values from 1 to 6.

Step 2

Expand the given expression as follows.

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Step 3

Find the sum of the e...

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Tagged in

Math

Algebra

Sequence and Series

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