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Mathematics 10 Online
OpenStudy (anonymous):

hello OS again (: need help find nth term of 1,11,111,1111,......... please

OpenStudy (anonymous):

an=(1/9)(10^n-1)

OpenStudy (anonymous):

add a 1 to the term before

OpenStudy (anonymous):

you sure?

OpenStudy (anonymous):

You should check. Don't just believe what i post.

OpenStudy (anonymous):

k

OpenStudy (anonymous):

Plug in 1, 2, 3, 4, 5 into the n value to see.

OpenStudy (anonymous):

thanx (;

OpenStudy (anonymous):

yep.

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