Find the Sum of the First N Terms of the Following

question 11

Multiple Choice

Find the sum of the first n terms of the following arithmetic sequence.
- $$a _ { 2 } = - 25 , a _ { 5 } = 35 ; \quad \mathrm { n } = 10$$

• A) 675
• B) \(- 675\)
• C) 450
• D) \(- 1350\)

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