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Byju's Answer
Standard XII
Mathematics
Monotonically Increasing Functions
In how many w...
Question
In how many ways can a party of
4
or more be selected from
10
persons?
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Solution
No. of ways =
10
C
4
+
10
C
5
+
10
C
6
+
10
C
7
+
10
C
8
+
10
C
9
+
10
C
10
=
210
+
252
+
210
+
120
+
45
+
10
+
1
=
848
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