Find the numerical answer to the summation given below.

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Find the numerical answer to the summation given below. $$ \sum_{n=5}^{78}(2 n+1) $$ Answer Attempt 1 out of 3 Submit Answer

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Calculate or simplify the expression $$ \sum_{n=5}^{78}(2n+1) $$.
Find the sum by following steps:
- step0: Solution:
  $$\sum _{n=5}^{78}\left(2n+1\right)$$
- step1: Calculate:
  $$\sum _{n=5}^{78}2n+\sum _{n=5}^{78}1$$
- step2: Calculate:
  $$6142+\sum _{n=5}^{78}1$$
- step3: Calculate:
  $$6142+74$$
- step4: Add the numbers:
  $$6216$$
The numerical answer to the summation $$\sum_{n=5}^{78}(2n+1)$$ is 6216.
The numerical answer is 6216.

Find the numerical answer to the summation given below.

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Find the numerical answer to the summation given below. Answer Attempt 1 out of 3 Submit Answer

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Find the numerical answer to the summation given below.

Answer Attempt 1 out of 3
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