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Byju's Answer
Standard XII
Mathematics
Term Independent of x
Find the term...
Question
Find the term independent of
x
in the expansion of
(
2
x
−
1
x
)
10
:
A
4
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B
5
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C
6
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D
7
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Solution
The correct option is
D
6
T
r
+
1
=
10
C
r
(
2
x
)
10
−
r
(
−
x
−
1
)
r
=
10
C
r
2
10
−
r
x
10
−
r
(
−
x
)
−
r
⟹
10
−
2
r
=
0
⟹
r
=
5
Term is
6
th term
Suggest Corrections
0
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