Which type of government did the united states use before we ratified the constitution?
a)confederation
b)Federal
c)parliamentary
d)unitary

answer: A

Explanation:

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