Find the 19th term of the A.P. 5, 9,13, 17 ....
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Answers
Answered by
2
Answer:
77
Step-by-step explanation:
a = 5, d = 9 - 5= 4, Tn = ?
T19 = a + (n-1)d
T19 = 5 + (19-1)× 4
T19 = 5 + 18 × 4
T19 = 5 + 72
T19 = 77
Thank u
Answered by
1
Answer:
77
Step-by-step explanation:
A.P. 5, 9, 13, 17...
a1 = 5
common difference,d = 9 - 5 = 4
an = a + (n-1) d
a19 = 5 + (19 - 1) 4
a19 = 5 + 18 × 4
a19 = 5 + 72
a19 = 77
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