What number is equivalent to the following expression? Choose all that apply.

Answer

1) 40,320
2) 15!
3) 5 x 4 x 3 x 2 x 1 x 3 x 2 x 1
4) 720

Question

What number is equivalent to the following expression? Choose all that apply.

Answer
		
1) 40,320
2) 15!	
3) 5 x 4 x 3 x 2 x 1 x 3 x 2 x 1
4) 720

anonymous · Answer

Oh my bad its 5!3!

anonymous · Answer

5!3! means
5(factorial)3(factorial)
factorial means to mutiply by everything down to 1...so for example
6! = 6x5x4x3x2x1
So 5!3! means
3) 5x4x3x2x1x3x2x1

anonymous · Answer

Actually, I think it might be looking for 
4) 720
becuase if you multiply it out that's what you get

anonymous · Answer

Thank you, I got it now

anonymous · Answer

Your welcome. I think you get the concept. :)