What is the value of 8c4×4c1+8c3×4c2+8c2×4c3+8c1×4c4
Answers
Answered by
1
Answer:
Step-by-step explanation:
We have,
n
C
r
=
n
!
(
n
−
r
)
!
r
!
∴
8
C
2
=
8
!
(
8
−
2
)
!
⋅
2
!
=
8
!
6
!
⋅
2
!
=
6
!
⋅
7
⋅
8
6
!
⋅
2
!
=
6
!
⋅
7
⋅
8
6
!
⋅
2
!
=
56
1
⋅
2
=
28
.
Answered by
1
Answer:
Here u go.............
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