How to solve this polynomial's roots?

Question

2(x)^4 + 3(x)^2 - 7(x) + 3 = 0

how 2 solve this polynomials' roots? I've spent 4 hours and can't get it.

Thanks,
N

Answer 1

Your equation has 4 imaginary roots.
Go to the following web site and plug in your equation:

http://www.hostsrv.com/webmab/app1/MSP/quickmath/02/pageGenerate?site=quickmath&s1=equations&s2=solve&s3=basic