Find the number to be added to the polynomial xsqure -5x+4, so that 3is the zero of the polynomial

Find the number to be added to the polynomial xsqure -5x+4, so that 3i

1.	Find the number to be added to the polynomial xsqure -5x+4, so that 3is the zero of the polynomial
Answer» If 2 is added to the polynomial.....x²-5x+4+2=x²-5x+6x²-3x-2x+6=x(x-3)-2(x-3)(x-3)(x-2)=x=3,2