Find the term t18 of an A. P. 7,13,19,25,......
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an =a+(n-1)d
a=7. d=6 n=18
an=7+(18-1)6
an=7+102
an=109
Answered by
1
Answer:AP = 7,13,19,25
a= 7
d=13-7
=6
n=18
tn= a+(n-1)d
t18 = 7+(18-1)6
=7 + 17*6
=7+ 102
= 109
Step-by-step explanation:
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