Mathematics - Quadratic Equation Question with Solution | TestHub

MathematicsQuadratic EquationMaximum & minimum valuesMedium2 minQB

MathematicsMediumsingle choice

(L-1)The smallest positive value of $p$ for which the equation $cos (p sin α) = (p cos α)$ has a solution $\forall α \in [0, 2 π]$ is

Answer:

Solution:

$sin (π + \frac{π}{4}) = 1 \Rightarrow P$ is minimum $\Rightarrow P = \frac{π}{2 2}$

Stream:JEESubject:MathematicsTopic:Quadratic EquationSubtopic:Maximum & minimum values

⏱ 2mℹ️ Source: QB

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