Math, asked by vijaykumersvijaykume, 10 months ago

find
ř In an AP a : 10,d: 2, an = 40
& Sn.

Answers

Answered by Thakkarvijaykumarand

1

Plz follow me and write thanks

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Answered by sarswati01981

0

Step-by-step explanation:

Sn=70. ........................

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