The value of \[{}^{50}{{C}_{4}}+\sum\limits_{r=1}^{6}{^{56-r}{{C}_{3}}}\] is [AIEEE 2005]

The value of \[{}^{50}{{C}_{4}}+\sum\limits_{r=1}^{6}{^{56-r}{{C}_{3}}

1.	The value of \[{}^{50}{{C}_{4}}+\sum\limits_{r=1}^{6}{^{56-r}{{C}_{3}}}\] is [AIEEE 2005]
A.	\[^{56}{{C}_{3}}\]
B.	\[^{56}{{C}_{4}}\]
C.	\[^{55}{{C}_{4}}\]
D.	\[^{55}{{C}_{3}}\]
Answer» C. \[^{55}{{C}_{4}}\]

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The value of \[{}^{50}{{C}_{4}}+\sum\limits_{r=1}^{6}{^{56-r}{{C}_{3}}}\] is [AIEEE 2005]

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