Completely factor.
x 4 + 3x3 + 4x2 + 12x = 0​

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

To finance her community college education, sarah takes out a loan for $2900. after a year sarah decides to pay off the interest, which is 4% of $2900. how much will she pay

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36