Find the Sum of the First N Terms of the Following

question 168

Multiple Choice

Find the sum of the first n terms of the following arithmetic sequence.
- $$\mathrm { a } _ { 1 } = - 12 , \mathrm {~d} = - 1 ; \mathrm { n } = 5$$

• A) \(- 60\)
• B) \(- 17\)
• C) \(- 70\)
• D) 7

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