Math, asked by sp6747042, 9 months ago

8,3,-2 के प्रथम 22 पदों का योग क्या होगा

Answers

Answered by filus139

4

Answer:

a=8,d=5,n=22,an=a+(n-1)d,an=8+(22-1)5,an=8+105,an=113,sn=n/2(a+an), sn=22/2(8+113),sn=11 multiple 121,sn=1331

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