What evidence shows that Cyrus was fair and open-minded

Religious tolerance.

Explanation:

Unlike many other great rulers throughout history, the Persian emperor Cyrus was tolerant of members of other religions. The empire he ruled at that time was the largest in the world. In such circumstances, many conquered peoples, different cultures and religious affiliations found themselves within the borders of Persia. Emperor Cyrus was tolerant of them and did not impose his own religious beliefs on anyone.

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