Mathematics - Straight Lines Question with Solution | TestHub

MathematicsStraight LinesGeneral (Standard forms)Medium2 minQB

MathematicsMediumsingle choice

Let $P = (0, 3), Q = (0, 5), R = (x, 0)$ . Find $∣ x ∣$ for which $∠ PRQ$ is largest.

Answer:

Solution:

$tan θ = 2∣ x ∣/ (15 + x^{2})$ , maximized when $x^{2} = 15$ .

Stream:JEESubject:MathematicsTopic:Straight LinesSubtopic:General (Standard forms)

⏱ 2mℹ️ Source: QB

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