Question

If the polynomials f(x) =x²+9x+k and g(x) =x²+10x +l have a common factor, then (k-l)² is equal to______​

Answer 1

Step-by-step explanation:

x²+9x+k=x²+10x+1

1²+9×1+k=1²+10×1+1

9+k=11

k=11-9

k=2