Julius and ethel rosenberg were charged, convicted, and executed specifically for

Julius and Ethel Rosenberg were charged, convicted, and executed specifically for espionage. The espionage allegation was that they played an important role in passing atomic secrets to the Soviets. As a result of the death sentence arrived at their trial they were executed in 1953.

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