Math, asked by harshit1989, 10 months ago

Please answer in steps i am not able to solve the sigma part. I have solved the log part

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harshitsharma1408: hi

harshit1989: hi

Answers

Answered by shreyansh549

Answer:

check this

if it is correct

mark it as brainlist

Attachments:

harshit1989: i am not able to understand how you took (n-1)(n+2)/2

harshit1989: however thanks for the answer

harshit1989: how to mark it as brainlist

shreyansh549: A.p

shreyansh549: n :- total no. of terms in that total no. of terms is( n-1)

shreyansh549: and formula for sum of Ap

shreyansh549: n/2 {a+l}

harshit1989: ok

harshit1989: ank you very much

harshit1989: marked it as brainliest

Answered by sanjay9620

Answer:

users titanium fotputatusiyduldulf

harshit1989: thanks for this very helpful answer

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