How do you solve 5x^4-12x^3 by factoring? I tried to pull out an x^3, but x^3(5x-12) is hard to break down further into two groups. There's no factors of 5x really other than 5 and 1, and that won't work. Could you demonstrate?

Question

How do you solve 5x^4-12x^3 by factoring? I tried to pull out an x^3, but x^3(5x-12) is hard to break down further into two groups.  There's no factors of 5x really other than 5 and 1, and that won't work.  Could you demonstrate?

bobpursley · Answer

the answer is x^3*(5x-12) . Have you no faith?

Anonymous · Answer

c=p+1500