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Mathematics
Mathematics
Problem
The
4
4
4
th term of an arithmetic progression is
13
13
13
and the
10
10
10
th term is
37
37
37
. Find the sum of its first
30
30
30
terms. a)
1710
1710
1710
b)
1770
1770
1770
c)
1650
1650
1650
d)
1830
1830
1830
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