lily777 lily777 02-03-2017 Mathematics contestada Help asap fast Which expressions are completely factored? Select each correct answer. A.18x^4−12x^2=6x(3x^3−2x) B.24x^6−18x^5=6x^5(4x−3) C.12x^5+8x^3=2x^3(6x^2+4) D.20x^3+12x^2=4x^2(5x+3)