find the 19 terms of following A.P 7,13,19,25.....
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Answer:
a19 = 115
Step-by-step explanation:
a = 7
d = 13 - 7 = 6
n = 19
an = ??
an = a + (n - 1)d
an = 7 + (19 - 1) 6
an = 7 + 108
an = 115
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