Math, asked by Kumop98, 11 months ago

निम्नलिखित श्रेणी का n वां पद ज्ञात करो

1 + 2 + 5 + 12 + 25 + 46 + 77 + .....

Answers

Answered by ayushsekhri7

0

Answer:

a=1 ,d=2-1=1,an=77. a+n-1×d=77,. 1+n-1=77. n-1=77-1=76 n=76+1=77. ☺️☺️☺️☺️☺️☺️☺️☺️

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