For questions 1–6 determine whether each series is arithmetic or geometric. Then evaluate the series to the given term.

1. 1 + 3 + 9 + ...; S8 (1 point)

2. 5 + 7 + 9 + ...; S8 (1 point)

3. 25 + 32 + 39 + ...; S12 (1 point)

4. 256 + 192 + 144 + ...; S7 (1 point)

5. 1 – 3 + 9 – 27 + ...; S10 (1 point)

6. –14 + (–7) + 0 + 7 + ...; S10 (1 point)

Question

For questions 1–6 determine whether each series is arithmetic or geometric. Then evaluate the series to the given term.


1.   1 + 3 + 9 + ...; S8  (1 point)

2.   5 + 7 + 9 + ...; S8  (1 point)

3.   25 + 32 + 39 + ...; S12  (1 point)

4.   256 + 192 + 144 + ...; S7  (1 point)

5.   1 – 3 + 9 – 27 + ...; S10  (1 point)

6.   –14 + (–7) + 0 + 7 + ...; S10  (1 point)

alexwee123 · Answer

you want the straight answers or a walk through? o.0