Which property allows you to write the expression as 5 − 2i − 1 − 8i? associative

commutative
distributive

identity

What is the real part of the difference?

What is the imaginary part of the difference?

22 points algebra 1//sum and product of rational and irrational numbers. dont have to do all 4 if could much : )) write an example: 1) how the product of two identical irrational numbers can be a rational number. 2) how the product of two different irrational numbers can be a rational number. 3) write a quotient of intergers that is not a real number. 4) is the set of positive irrational numbers closed for the operation of division? if not give a counter example.