Find the 25th term of A P in 7,13,10
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Answered by
2
Answer:
in the question 7,13,10 are not in AP as the common difference is not equal.
if the AP is 7,10,13
a=7 ; d=10-7=13-10=3 and n=25
an = a+(n-1)d
an = 7+(25-1)3
= 7+(24)3
= 7 + 72
= 79
the 25th term is 79
Answered by
0
Answer:
an=a+(n-1)d formula
25=7+(24) d
25-7=24×6
18\6=24
3=24
3-24=0
-21=0
an=-21
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