Question

Sn=n+(n-1)d what is the correct form
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Answer 1

$sn = n \div 2 + (n - 1)d \:$

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Answer 2

Answer:

जेडीजेडीएचएफजे

Step-by-step explanation:

छलाओएसकेएफएनएफजेसीएनएनएफ