tessa1027 tessa1027 03-03-2019 Mathematics contestada Hi can someone please help Which expressions are completely factored? 18x^4−12x^2=6x(3x^3−2x) 24x^6−18x^5=6x^5(4x−3) 12x^5+8x^3=2x^3(6x^2+4) 20x^3+12x^2=4x^2(5x+3)