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Evaluate the Factorial Expression n!r!(n−r)!\frac { \mathrm { n } ! } { \mathrm { r } ! ( \mathrm { n } - \mathrm { r } ) ! }

Question 175

Multiple Choice

Evaluate the factorial expression.
- n!r!(n−r) !\frac { \mathrm { n } ! } { \mathrm { r } ! ( \mathrm { n } - \mathrm { r } ) ! } , where n=38\mathrm { n } = 38 and r=9\mathrm { r } = 9


A) 50,616
B) 1406
C) 1,771,5601,771,560
D) 163,011,640163,011,640

Correct Answer:

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