Evaluate the Expression ${ } _ { 7 } \mathrm { C } _ { 2 }$

question 183

Multiple Choice

Evaluate the expression.
- ${ } _ { 7 } \mathrm { C } _ { 2 }$

• A) 2520
• B) 42
• C) 21
• D) \(\frac { 7 } { 10 }\)

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