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Test Index
BITSAT 2022 Paper
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Section:
Mathematics
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© examsnet.com
Question : 96 of 130
Marks:
+1
,
-0
The number of terms in the expansion of
(
1
+
5
√
2
x
)
9
+
(
1
−
5
√
2
x
)
9
5
7
9
10
Validate
Solution:
👈: Video Solution
We have,
(
1
+
5
√
2
x
)
9
+
(
1
−
5
√
2
x
)
9
=
2
{
2
C
0
+
9
C
2
(
5
√
2
x
)
2
+
.
.
.
.
+
9
C
8
(
5
√
2
x
)
8
}
Clearly, it has 5 terms.
© examsnet.com
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