Math, asked by tanisha9469, 1 month ago

Given /=8, n = 8 and S8 = -20, find 'a',​

Answers

Answered by sanjudnath
8

Answer:

a=3,n=8,s=192

sn=2n[a+a+(n−1)d]192=28[6+(8−1)d]192=4[6+7d]192=24+28d168=28dd=6

Answered by ommp90685
0

Step-by-step explanation:

r0yfofyodyidyist9syoxoydyodo

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