Given a polynomial f(x), if (x − 4) is a factor, what else must be true?

f(0) = 4
f(0) = −4
f(4) = 0
f(−4) = 0
you in advance

This doesn’t make sense to me it’s supposed to be lcm ( least common multiple )

Percent increase and decrease. original number: 45 new number: 18

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1