What was the unemployment rate at in 1929?

soo, the economy descended from full employment in 1929 where the unemployment rate was 3.2% into massive unemployment in 1933 when the unemployment rate reached 25%.

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