What number is equivalent to the following expression 4! 3! (i have no clue what this is)
a 5040
b 144
c 572
d (this one is not the correct answer.) 479,001,600

B 144

Step-by-step explanation:

In Math, the exclamation mark is called factorial. The factorial of a number n is the product of all integers less than or equal to n but greater than or equal to 1. For example, the factorial of 5 is 5! = 5*4*3*2*1

With this, 4! = 4*3*2*1 and 3! = 3*2*1

Therefore, 4!3! = 4! *3! = 4*3*2*1*3*2*1 = 144

6/20

step-by-step explanation: