TS EAMCET · Maths · Pair of Lines
The combined equation of the straight lines passing through \((1,1)\) and making an angle of \(45^{\circ}\) with the straight line \(x+y-1=0\) is
- A \(2 x^2+3 x y-2 y^2-7 x+y+1=0\)
- B \(x y-x-y+1=0\)
- C \(x y+2 y^2-x-5 y-3=0\)
- D \(2 x^2-x y-3 x+y+1=0\)
Answer & Solution
Correct Answer
(B) \(x y-x-y+1=0\)
Step-by-step Solution
Detailed explanation
Combined equation of straight line passing through \((1,1)\) makes angle \(45^{\circ}\) with line \(x+y-1=0\)…
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