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Byju's Answer
Standard VIII
Mathematics
Formula for sum of n terms of an AP
Find the tent...
Question
Find the tenth term of the AP
2
,
7
,
12
,
.
.
.
.
Open in App
Solution
10
t
h
term of
A
P
2
,
7
,
12
,
.
.
.
.
a
=
first term
=
2
d
=
common difference
=
12
−
7
=
7
−
2
=
5
n
t
h
term of
A
P
=
a
+
(
n
−
1
)
d
⇒
10
t
h
term of Given
A
P
=
2
+
(
10
−
1
)
5
=
2
+
9
×
5
=
47
∴
47
is the
10
t
h
term of
A
P
2
,
7
,
12
,
.
.
.
.
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