Question

the 6th term from end of the AP:5,2,-1,-4,.....,-31 is​

Answer 1

here
a=5
d=-3
tn=-31

tn=a+(n-1)×d
-31=5+(n-1)×-3
-31-5=(n-1)×-3
-36/-3=n-1
12+1=n
n=13

therefore
t8 is the 6th term of end of the AP
t8=5+(8-1)×-3
t8=5+7×-3
t8=5-21
t8=-16

6th term from end of the AP is -16

Answer 2

Answer:

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      6th term from end of the AP is -16

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