I tried working it out but I didn't get the right answer... Btw the correct answer is "B" which is highlighted.... What did I do wrong?

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- Nov 23rd 2013, 04:33 PMasilvester635Need help in finding all complex solutions
I tried working it out but I didn't get the right answer... Btw the correct answer is "B" which is highlighted.... What did I do wrong?

- Nov 23rd 2013, 04:44 PMtopsquarkRe: Need help in finding all complex solutions
- Nov 23rd 2013, 05:01 PMPlatoRe: Need help in finding all complex solutions
$\displaystyle x^4-8x^2-9=(x^2-9)(x^2+1)$.

- Nov 23rd 2013, 05:11 PMProve ItRe: Need help in finding all complex solutions
- Nov 23rd 2013, 05:15 PMPlatoRe: Need help in finding all complex solutions
- Nov 23rd 2013, 05:18 PMProve ItRe: Need help in finding all complex solutions