If α , β are the real roots of x^2 + pz + q = 0 and \alpha^4 , \beta^4 are the roots of x^2 - rx + s = 0 , then the equation x^2 - 4px + 2q^2 - r = 0 has always

Correct Answer is : two real roots

one positive root and one negative root

AP EAMCET Engineering 21 Apr 2019 Shift 2 Paper

Section: Mathematics

Question : 11 of 160

Marks: +1, -0

If α , β are the real roots of x2 + pz + q = 0 and α4,β4 are the roots of x2 - rx + s = 0 , then the equation x2 - 4px + 2q2 - r = 0 has always

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