How do you simplify 5!*3!?

1 Answer
Jim G.
Mar 4, 2018

720

Explanation:

"the definition of "color(blue)"factorial" is.

•color(white)(x)n! =n(n-1)(n-2) ...... xx3xx2xx1

rArr5! =5xx4xx3xx2xx1=120

"and "3! =3xx2xx1=6

rArr5! xx3! =120xx6=720

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