Math, asked by shivamsingh84, 1 year ago

find the sum of the following series -3+3+9+15+.....upto 16 terms

Answers

Answered by tarun0001
2
Here
First term is - 3
Common difference 6
Total nunber 16

Sn = n/2[2a + (n-1)]d
Put the all values
U get your answer

tarun0001: phir solve kr aa jaaega
shivamsingh84: ok
shivamsingh84: bhai ans aa gya
shivamsingh84: thanku
tarun0001: bs moj kar bhai phir
tarun0001: or kuch puchna ho to bta dea
shivamsingh84: thik hai
shivamsingh84: bhai ye question dekh 7,25/3,29/3,11..... upto 12 terms
tarun0001: bhai bad me dekhta hu
tarun0001: khana bna lu me
Answered by Anonymous
9
Hii..

➡️ Solution is in attachment .

hope this helps :)
Attachments:

shivamsingh84: no its ans is 672
Anonymous: yaa ... sorry ➡️ 8 × 84 = 672
Anonymous: got it ?
Anonymous: that's a silly mistake bro
shivamsingh84: its ok
shivamsingh84: 16/2 rahta hii
Anonymous: haan...
Anonymous: 16/2 = 8
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