sanman777 wrote:solve x^4-6x^2=7
This is an equation
in the form of a quadratic:
. . . . .. . . . .So factor the above just as you would
factor the below:
. . . . .Then solve the two factors:
. . . . .Whether you have two solutions or four will depend upon whether you've studied
complex numbers yet.
If you get stuck, please reply with a clear listing of your work and reasoning so far. Thank you!