Question

Neeed helpppp pleaseeee

Answer 1

b. 840

Explanation:

7!/3! is the same thing as saying (7*6*5*4*3*2*1)/(3*2*1). The 3*2*1 simplifies to 1 so the simplified expression is 7*6*5*4. If you compute that, you will get the answer is 840, b.