Question

please help!!?....... ​

Answer 1

Step-by-step explanation:

Hey ❤

Your answer -:

............

Answer 2

HEYA!!

n!/r! (n-r)!

on substituting the values

we get

=5!/2! (5-2)!

=5!/2! 3!

$= \frac{5 \times 4 \times 3 \times 2}{2 \times 3 \times 2}$

$= \frac{20}{2} \\ = 10$