find the 19th term of the AP 3,6,9,...
Answers
Answered by
2
Answer:
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Step-by-step explanation:
19 term is 57
Answered by
6
Answer:
a=3
d=3
n =19
Step-by-step explanation:
tn= a+(n-1)d
t19= 3+(19-1)×3
= 3+18×3
=3+54
t19=57
so tn= 57
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