If \theta is the acute angle between the pair of lines {H} \equiv a x^2-x y+b y^2=0, \tan \theta=5 and (1,-1) is a point on {H}=0 then a^2+a b+b^2=

TS EAMCET 19-July-2022 Shift 2 Solved Paper

Section: Mathematics

Question : 47 of 160

Marks: +1, -0

If θ is the acute angle between the pair of lines H≡ax2−xy+by2=0,tan‌θ=5 and (1,−1) is a point on H=0 then a2+ab+b2=

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