Mathematics - Quadratic Equation Question with Solution | TestHub

MathematicsQuadratic EquationLocation of rootsMedium2 minPYQ_2005

MathematicsMediumsingle choice

If both the roots of the quadratic equation $x^{2} - 2 k x + k^{2} + k - 5 = 0$ are less than 5 , then $k$ lies in the interval

Answer:

Solution:

$\frac{- b}{2 a} < 5 f (5) > 0 \Rightarrow k \in (- \infty, 4) .$

Stream:JEESubject:MathematicsTopic:Quadratic EquationSubtopic:Location of roots

⏱ 2mℹ️ Source: PYQ_2005

Loading discussions...