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.^(37)C(4)+underset(r = 1)overset(5)sum(...

`.^(37)C_(4)+underset(r = 1)overset(5)sum(42- r)_(C_(3))=`

A

`.^(41)C_(4)`

B

`.^(39)C_(4)`

C

`.^(36)C_(4)`

D

`.^(42)C_(4)`

Text Solution

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The correct Answer is:
D
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