Find the LMC by first finding the prime factors. 1. 3,4,8,12

2. a²b, 4abc, bc²

3. (a²–b²), (a–b), 5(a+b)

4. (x²–x), (x²–1)

5. (4x²–4x+1), (4x²+4x–3)

Helppp

Which lines are parallel? justify your answer. lines p and q are parallel because same side interior angles are congruent. lines p and q are parallel because alternate exterior angles are congruent lines l and m are parallel because same side interior angles are supplementary lines l and m are parallel because alternate interior angles are supplementary.