Solve
Study
Textbooks
Guides
Join / Login
Question
a
n
β
=
(
β
1
)
n
β
1
n
3
;
a
9
β
Easy
Open in App
Solution
Verified by Toppr
We have,
a
n
β
=
(
β
1
)
n
β
1
n
3
For,
a
9
β
,
n
=
9
β΄
a
9
β
=
(
β
1
)
9
β
1
(
9
)
3
=
(
9
)
3
=
7
2
9
Was this answer helpful?
0
0
Find All solutions for this book
Mathematics
NCERT
Exercise 9.1
Similar questions
a
n
β
=
2
n
n
2
β
;
a
7
β
Easy
View solution
>
a
n
β
=
n
+
1
n
β
Easy
View solution
>
a
n
β
=
n
+
3
n
(
n
β
2
)
β
;
a
2
0
β
Easy
View solution
>
a
n
β
=
n
4
n
2
+
5
β
Easy
View solution
>
a
n
β
=
4
n
β
3
;
a
1
7
β
,
a
2
4
β
Easy
View solution
>
View more