Question

In a library there are 10 research scholars. In how many ways can we select 4 of them?​

Answer 1

Answer:

210 ways

Step-by-step explanation:

Out of 10 scholars, we can select 4 of them in .10C4 ways.

.10C4=10×9×8×71×2×3×4=210 ways.

Answer 2

Step-by-step explanation:

10C4=10×9×8×71×2×3×4=210 ways.

C4 =210 ways.