The property under multiplication used in each of the following. -4/5 × 1 = 1 × -4/5 = -4/5

Question. The property under multiplication used in each of the following. -4/5 × 1 = 1 × -4/5 = -4/5

1. Commutative Property
2. Associate Property
   
   
3. Distributive property
4. Identity Property

Solution: 
The correct options are 1. Commutative Property and  4. Identity Property
According to commutative property if a and b are real numbers then
a x b = b x a
According to Identity if a is any real number then
a x 1 = 1
So correct answer will be options 1 and 4