sheenZguanah sheenZguanah 21-03-2017 Mathematics contestada Factor 4m^4 - 324. A. 4(m^2 + 9) (m + 3) (m - 3) B. (4m^2 + 36) (m^2 - 9) C. 4(m + 3)^2 (m + 3) (m - 3)