2z^4-10z^3+4z^2 factorable?
yesfactor out the 2z^2 in each term(2z^2)(z^2-5z+4)factor some morez^2-5z+4find what 2 numbers multiply to get 4 and add to get -5the numbers are -1 and -4(z-1)(z-4)the factored form is (2z^2)(z-1)(z-4)