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## Adam1994 Group Title Find the sum of the first 5 terms of a geometric series whose first term is 3 and whose common ratio is one-fifth. Round your answer to the nearest tenth. 2 years ago 2 years ago

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1. amistre64

3, 3r, 3rr, 3rrr, 3rrrr

2. amistre64

geometrics simply multiply the last term by the common ratio to get the next term

3. amistre64

\frac{top}{bottom} if yor trying out the latex coding

4. amistre64

$\frac{top}{bottom}$

5. soniya_jain

amistre there it is given one-fifth

6. soniya_jain

then 3, 3r,3rr.....hw will dat help

7. amistre64

yes, r = 1/5 the generality of it doesnt change

8. soniya_jain

ohhh......okie.....so here r=1/5th ?

9. amistre64

yes

10. soniya_jain

thanku...

11. amistre64

your welcome :)