Quadratic EquationMedium
Question
If the product of the roots of the equation x2 − 3 kx + 2esin k − 1 = 0 is 7 then its roots will be real if -
Options
A.| k | ≤ 2
B.| k | ≥ 2
C.| k | > 2
D.Never
More Quadratic Equation Questions
Let $p$ and $q$ be real numbers such that the parabola $y = x^{2} - 2px + q$ has no common point with the x -axis. Let t...If α, β are roots of the equation px2 + qx − r = 0, then the value of is equal to -...If one root of the equation $x^2 + px + 12 = 0$ is 4, while the equation $x^2 + px + q = 0$ has equal roots, then the va...For all real values of x, the maximum value of the expression is-...Consider the equation (cos θ + 2)(cos θ + 3)........(cos θ + (n +1)) = n!, where q ∈ [0, 10 π]...