Wilson urged congress to declare war on germany when the germans
a. invaded belgium.
b. sank the lusitania.
c. blockaded the north sea.
d. sank five united states ships.

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

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