Question

HURRY!
What are all the possible rational solutions for x^4-3x^2+2x5=0

Answer 1

Answer: x = 1

x =(-3-√-15)/4=(-3-i√ 15 )/4= -0.7500-0.9682i

x =(-3+√-15)/4=(-3+i√ 15 )/4= -0.7500+0.9682i

x2 = 0

Explanation: