What are all the possible rational zeros for #f(x)=x^3+2x^2-5x-6# and how do you find all zeros?
1 Answer
Aug 22, 2016
Zeros are
Explanation:
As coefficient of highest power of
A trial indicates that
Dividing former by latter
=
=
We can further factorize second by splitting middle term as follows
=
=
=
Hence, Zeros are