Question

Find the 7th term fr
om the end of the A.p.7,10,13.....182

Answer 1

Reverse the sequence
It will be 182,179,176...10,7.
D=-3 a=182
Therefore7th term=
A+6d=182+6(-3)
=182-18
=164.
Cheers. Mark brainliest.

Answer 2

a=7 d=a2-a1=10-7=3 l=182(last term) or l

a7=l+(n-1)(-d)=> 182+(7-1)(-3)
182-18=> 164
THEREFORE THE SEVENTH TERM FROM LAST OF THE A.P. IS 164