Question

For 2x5 –5x3 + 12 = 0, state the number of complex roots, the possible number of real roots, and the possible rational roots.

Answer 1

5 complex roots; 1, 3, or 5 real roots.
Possible rational roots; +/- 1/2, +/- 1, +/- 2, +/-, 3/2, +/- 3, +/- 4, +/- 6, +/- 12