Find the 19th term of the following A.P. 7, 13, 19, 25, ...
Answers
Answered by
1
Answer:
79.
Step-by-step explanation:
a=7
d=6
a¹⁹ term= a+( n-1)d
=7+(13-1)6
=7+(12×6)
=7+72
=79.
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Answered by
2
Answer:
Step-by-step explanation:
AP = 7 , 13 , 19 , 25 ,
T₁₉ = a + 18d
T₁₉ = a = 7
Common difference = d = 6
T₁₉ = 7 + (18 × 6)
T₁₉ = 7 + 108
T₁₉ = 115
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