csum617 csum617 31-07-2017 Mathematics contestada Part A: Factor 3x2c2 + 2xc2 − 1c2. Show your work. (4 points) Part B: Factor x2 − 2x + 1. Show your work. (3 points) Part C: Factor x2 − 64. Show your work. (3 points) plz help!!!!!!!!!!!!!!! thanks!!!!!!!!!!