# Math (Trigenometry)

posted by
**Desprate**
.

Using the factors (-5x+4) and (x+1), find the remaining factor (s) of f(x)=-20x^4+91x^3+60x^2-71x-20 and write the polynomial in full factored form.

posted by
**Desprate**
.

Using the factors (-5x+4) and (x+1), find the remaining factor (s) of f(x)=-20x^4+91x^3+60x^2-71x-20 and write the polynomial in full factored form.