Find the sum: 7+77+777+.....upto n terms.

Hi Heenal!

Here is the answer to your question.

7 + 77 + 777 + … to

*n*termsLet

*S*= 7 + 77 + 777 + … to_{n}*n*termsHope you got the answer.

Cheers!

**
**

Find the sum: 7+77+777+.....upto n terms.

Hi Heenal!

Here is the answer to your question.

7 + 77 + 777 + … to *n* terms

Let *S*_{n} = 7 + 77 + 777 + … to *n* terms

Hope you got the answer.

Cheers!

**
**

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