Question

What is the Factorial method .

Therefore, Answer is ⇒ 3 ! + 15 + 9 = 30

Answer 1

factorial method is multiplying the number from 1 to the specific number which is given
3! + 15 + 9 =30
1*2*3 +15 + 9 = 30

Answer 2

3!= 1x2x3 = 6
3! +15+9= 6+15+9 =30