4. x2+5x+5=0
{it is not factorable. are you done? no! }
{remember x = -btvb2-4ac7
2a

bruh you just posted cringe you gon get unscribers

step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it