Math, asked by dachu76, 1 year ago

find the sum of sixteen terms of an AP -1,-5,-9

Answers

Answered by RAMA120903
9
s16=n/2 (2a+(n-1)d)
s16=8(2(-1)+(15)-4)
s16=8(-62)
s16=-496
i guess it will help

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Answered by CricketPlayer
7

Answer:

Step-by-step explanation:

Hope this helps....

Attachments:

dachu76: 16-1 we want mines Bro answer is wrong
dachu76: sorry bro
CricketPlayer: How¿
RAMA120903: sorry
RAMA120903: corrected
dachu76: its ok
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