SATHEE: Pair Of Straight Lines Question 20

Pair Of Straight Lines Question 20

Question: The equation $ y^{2}-x^{2}+2x-1=0 $ represents

[MNR 1991]

Options:

A) A pair of straight lines

B) A circle

C) A parabola

D) An ellipse

Show Answer

Answer:

Correct Answer: A

Solution:

Using condition $ \Delta =0 $ .

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Pair Of Straight Lines Question 20

Question: The equation $ y^{2}-x^{2}+2x-1=0 $ represents

Options:

Answer:

Solution:

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