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Formula of sum of AP

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Formula of sum of AP

Posted by Manjima Anjubiju 7 years, 4 months ago

CBSE > Class 10 > Mathematics

5 answers

Dinesh Kumar Shukla 7 years, 4 months ago

Sn=n/2[2a+(n-1)d]

Ashish Chandra 7 years, 4 months ago

Sn= n/2(2a+(n -1)d)

Harsh Verma 7 years, 4 months ago

Sn = n/2(a+l)

Laawanya Sivakumar 7 years, 4 months ago

If the last term is given we should use sn=n/2(2a+(n-1)d)

Laawanya Sivakumar 7 years, 4 months ago

Sn =n/2(2a+(n-1))d

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This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

Few rules to keep homework help section safe, clean and informative.

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
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Ask specific question which are clear and concise.

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