Question

 

List all possible rational roots for the equation:

 

Answer 1

9x^4 - 25x^3 - x^2 + 19 = 0
Real solutions:
x = 1.0476
x = 2.7130
Complex solutions:
x = -0.49142 - 0.70803i
x = -0.49142 + 0.70803i

Answer 2

The equation is .

Write the polynomial function is .

The leading coefficient () is 9 and constant term is 19.

The possible rational zeros (roots) : 

.

The possible rational zeros(roots) of polynomial are .