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Find the sum of first 25th …

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Find the sum of first 25th tems of an AP whose nth term can be shown as Tn= 2-3n

Posted by Abhishek Jain 6 years, 10 months ago

CBSE > Class 10 > Mathematics

4 answers

Abhishek Jain 6 years, 10 months ago

How to paste image

Honey ??? 6 years, 10 months ago

Take n=1 you will get first term then put n=2 u will get second term then find d and solve it

Honey ??? 6 years, 10 months ago

-925

Abhishek Jain 6 years, 10 months ago

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CBSE > Class 10 > Mathematics

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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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