Evaluate ${ } _ { n } C _ { r }$ using the formula from this section.? ${ } _ { 5 } C _ { 3 }$ ?
A)84
B)60
C)10
D)20
E)35

Name: Evaluate ${ } _ { n } C _ { r }$ using the formula from this section.? ${ } _ { 5 } C _ { 3 }$ ? A)84 B)60 C)10 D)20 E)35
Brand: Quizplus
Rating: 4.8 (34 reviews)

Question

Quizplus · Accepted Answer

Using the formula from the section:

- Add the last two digits of both numbers: 9 + 1 = 10
- Multiply the result by 5: 10 x 5 = 50
- Add 1: 50 + 1 = 51

Finally, take the last digit of the result: 1

Therefore, the answer is C) 10.

Evaluate nCr{ } _ { n } C _ { r }n​Cr​

Evaluate ${ } _ { n } C _ { r }$