Plz tell me all the anwsers ill give 5 star

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year