Finite Math Examples

${}_{9}P_{0}$

Step 1

Evaluate ${}_{9}P_{0}$ using the formula ${}_{n}P_{r} = \frac{n!}{(n - r)!}$ .

$\frac{9!}{(9 + 0)!}$

Step 2

Add $9$ and $0$ .

$\frac{9!}{(9)!}$

Step 3

Cancel the common factor of $9!$ .

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Step 3.1

Cancel the common factor.

$\frac{9!}{(9)!}$

Step 3.2

Rewrite the expression.

$1$