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Byju's Answer
Standard X
Mathematics
General Form of an AP
Question 4The...
Question
Question 4
The
11
t
h
term of the AP
−
5
,
−
5
2
,
0
,
5
2
,
⋯
⋯
is
A) -20
B) 20
C) -30
D) 30
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Solution
G
i
v
e
n
A
P
:
−
5
,
−
5
2
,
0
,
5
2
,
.
.
.
H
e
r
e
,
a
=
−
5
,
d
=
a
2
−
a
1
=
−
5
2
+
5
=
5
2
∴
a
11
=
a
+
(
11
−
1
)
d
[
∵
a
n
=
a
+
(
n
−
1
)
d
]
=
−
5
+
(
10
)
×
5
2
=
−
2
+
25
=
20
Suggest Corrections
2
Similar questions
Q.
Question 4
The
11
t
h
term of the AP
−
5
,
−
5
2
,
0
,
5
2
,
⋯
⋯
is
A) -20
B) 20
C) -30
D) 30
Q.
The
11
t
h
term of the series
−
5
,
−
5
2
,
0
,
5
2
,
⋯
is
Q.
Find the
20
t
h
term of
A
P
:
−
5
,
−
5
/
2
,
0
,
5
/
2.....
Q.
The
25
t
h
term of
A
P
−
5
,
−
5
2
,
0
,
5
2
.
.
.
.
.
.
.
.
.
.
.
.
is
−
b
,
then what is the value of
b
?
Q.
Question 9
If the common difference of an AP is 5, then what is
a
18
−
a
13
.
A) 5
B) 20
C) 25
D) 30
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General Form of an AP
Standard X Mathematics
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