What are all the possible rational roots of f(0) = 2x^4+ x^3+ 4?

the answer is 4, just 4

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

ou would have 12 of each