Determine the number of possible positive and negative real roots of the equation:
x - 4x + 5x + 9x² + 2x-8
a 2 or 0 negative roots; 3 or 1 positive roots
b. 5, 3, or 1 negative roots;
4.2 or o positive roots
c.
d.
2 or 1 neative roots; 3 or 2 positive roots
3 or 1 negative roots; 2 or 0 positive roots
select the best answer from the choices provided
са