Find the 20th term of the ap 12,8,4
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20th term of AP is -64
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hey friend
a=12
d=t2-t1
d=8-12
d=-4
so....
T20=a+19d.
=>12+19(-4)
=>12-76
=-64Ans
hope it helps you.
@Rajukumar
a=12
d=t2-t1
d=8-12
d=-4
so....
T20=a+19d.
=>12+19(-4)
=>12-76
=-64Ans
hope it helps you.
@Rajukumar
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