Question 192728
6a^3b^4-30a^4b^3+15A^2b^5

3a^2b^3(2ab-10a^2+5b^2)  FINAL  ANSWER

the  trinomial  should  be  reviewed  for  factorability

rearranging,   5b^2+2ab-10a^2,  cannot  be  factored