How many terms are there in A.P 3,6,9,.....111
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Answer:
n = 37
Step-by-step explanation:
a = 3
d = 6 - 3 = 3
an = a + (n - 1) d
111 = 3 + (n - 1) 3
111 = 3 + 3n - 3
111 = 3n
n = 37
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