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

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.