History economic simple 30 points!! Which phase of the business cycle is the best for the economy? Explain your answer.

Business cycle goes through 4 identifiable stages, the cycle that is best for the economy is the expansion cycle.

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