rabbitdarkness9 rabbitdarkness9 16-01-2022 Mathematics contestada Factor the polynomial completely. 1. 12x+5ay+12y+5ax 2. 9a-9b+ax-bx 3. 11x-xy+11y-x^2 4. kn-mn-n^2+mk 5. 5a^3c+10a^2-6bc-3abc^2