Which of the following best describes the concept of Caste? O A form of writing O A trade agreement O A Daoist medical practice O A social class

Last one, a social class

Explanation:

A caste system is a social class system

answer

explanation

the given equation is

we can rewrite this as:

let

then the equation becomes:

the factors of 8 that sum up to -9 are {-1,-8}

we split the middle term with these factors to obtain,

we factor by grouping to obtain:

apply the zero product property to get:

but

determination