Question

Q.no 2
Urgent please

Answer 1

Answer:

dont know the answrer sorry bro

Answer 2

answer: 18

Step-by-step explanation:

the nos 2,4,2 can be arranged in 3!/2 ways the nos 1,3,3,1 can be arranged in 4!/(2!*2!) =4!/4

therefore totally multiply the values that will be 3!/2*(4!/4)

18 numbers