Find all real solutions of the equation exactly. 10x^4 + 3x^2 = 1
Follow Math Help Forum on Facebook and Google+
Originally Posted by fdrhs1984 Find all real solutions of the equation exactly. 10x^4 + 3x^2 = 1 What have you tried? Rule # 11, show some effort. http://www.mathhelpforum.com/math-he...ng-151421.html That said, if you substitute y = x^2 you will get a quadratic equation.
Hello, fdrhs1984! Did you try anything? Are you waiting for Divine Intervention? Find all real solutions of the equation: . We have: . Factor: . And we have: .
Originally Posted by Soroban Hello, fdrhs1984! Did you try anything? Are you waiting for Divine Intervention? We have: . Factor: . And we have: . I don't understand how you got (2x^2 + 1)(5x^2 - 1).
Originally Posted by fdrhs1984 I don't understand how you got (2x^2 + 1)(5x^2 - 1). Put then you have a quadratic in to solve, from the solutions you can then find the 's that solve the original equation. CB
View Tag Cloud