OpenStudy (anonymous):

can someone help me please ? I'm supposed to evaluate the finite geometric series: 1/5 + 1/10 + 1/20 + 1/40 + 1/80

2 years ago
OpenStudy (anonymous):

ok so you wanna grab a paper and pencil divide all of them how there telling u to and then add the up

2 years ago
OpenStudy (anonymous):

them up

2 years ago
OpenStudy (eric_d):

Put the fractions over a common denominator

2 years ago
OpenStudy (anonymous):

Okay hold on

2 years ago
OpenStudy (anonymous):

my bad if i explained it wrong

2 years ago
OpenStudy (eric_d):

Then, add the fractions over a common single denominator to a single fraction

2 years ago
OpenStudy (eric_d):

Lastly, evaluate using long addition!

2 years ago
OpenStudy (anonymous):

True, I guess I made made it harder than it really was thank you guys!

2 years ago
OpenStudy (eric_d):

By the way, \(Wwelcome~to~Open~Study!!!\) @dianaham

2 years ago
OpenStudy (anonymous):

yea all wat he said is true u can look it up on google and then there will be youtube results

2 years ago
OpenStudy (anonymous):

\[welcome \to openstudy \]

2 years ago
OpenStudy (anonymous):

good job eric.

2 years ago
OpenStudy (eric_d):

:)

2 years ago
OpenStudy (anonymous):

Haha thank you

2 years ago
OpenStudy (eric_d):

You're welcome @dianaham

2 years ago
OpenStudy (anonymous):

you are welcome.today eric is very fast.XD

2 years ago
OpenStudy (anonymous):

@eric_d u stole my thank you im kidding lol

2 years ago
OpenStudy (eric_d):

Haha @Darknight200

2 years ago
OpenStudy (anonymous):

\(\bbox [10pt, blue, border:5pt solid black]{\Huge\cal\color{white}{Welcome\ to\ \color{#00A1FF}{Open}\color{#329932}{Study!!!}}}\)

2 years ago
OpenStudy (anonymous):

find their LCD

2 years ago
OpenStudy (anonymous):

this post is turning into a chat.plz close it @dianaham

2 years ago
OpenStudy (anonymous):

then divide to the denominator and multiply to the numerator

2 years ago
OpenStudy (anonymous):

am i wrong

2 years ago
OpenStudy (anonymous):

|dw:1424350659438:dw|

2 years ago