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Popular >

simplify 5!*4!

Solution

simplify

5! \cdot 4!

Solution

2880

Solution steps

5! \cdot 4!

5! = 120

= 120 \cdot 4!

Apply factorial rule:

n! = 1 \cdot 2 \cdot 3 \cdot \dots \cdot n

4! = 1 \cdot 2 \cdot 3 \cdot 4

= 120 \cdot 1 \cdot 2 \cdot 3 \cdot 4

Multiply the numbers:

1 \cdot 2 \cdot 3 \cdot 4 = 24

= 120 \cdot 24

Multiply the numbers:

120 \cdot 24 = 2880

= 2880

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Frequently Asked Questions (FAQ)

What is 5!*4! ?
The solution to 5!*4! is 2880