Find the least common multiple of the pair of polynomials 2w^2-18 and w+3

The least common multiple is

(Please help. It’ll be greatly appreciated!!)

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

In the diagram, points d and e are marked by drawing arcs of equal size centered at b such that the arcs intersect ba and bc. then, intersecting arcs of equal size are drawn centered at points d and e. point p is located at the intersection of these arcs. based on this construction, m , and m