एक A.P. में, \( a_{12}=37 \) और \( d=3 \) दिया है। \( a \) और \( \mathrm{S}_{12} \) ज्ञात कीजिए।

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PW Solutions
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Published on ● Video Link: https://www.youtube.com/watch?v=BE2u_R1kaGc


Game:
1-2-Switch (2017)
Duration: 3:08
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एक A.P. में,
\( a_{12}=37 \) और \( d=3 \) दिया है। \( a \) और \( \mathrm{S}_{12} \) ज्ञात कीजिए।
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