The angle between the lines represented by the equation ax 2- xy - by 2-0 will be 45- ifA- None of theseB- a-1- b-6C- a-6- b-1D- a-1- b-6

The correct option is D tan 45^∘ = 2√(1/4 ab)/a + b ...

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Bisectors of Angle between Two Lines

The angle bet...

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The angle between the lines represented by the equation $a x^{2} + x y + b y^{2} = 0$ will be $45^{\circ}$ , if

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None of these

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a x^{2} + x y + b y^{2} = 0

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a x^{2} + 2 h x y + b y^{2} = 0

tan θ = ∣ ∣ ∣ \frac{2 \sqrt{h^{2} - a b}}{a + b} ∣ ∣ ∣, a + b \neq 0

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