Question

Which statements are true about the polynomial function? f(x)=x4+5x3−x2−5x

Answer 1

Answer:

f(5) is NOT 0.

When x=-5, f(x) IS 0.  

f(x) divided by (x+5) has a remainder of 0. (x+5) is a factor of f(x).

But x-5 is NOT a factor of x.