Study the following statements. I. The vertex of the parabola x = ly^2 + my + n is (n-m^2/{4l},-m/{2l}) II. The focus of the parabola y = lx^2 + mx + n is (n+\frac{1-m^2}{4l},-m/{2l}) III. The pole of the line lx + my + n = 0 with respect to the parabola x^2 = 4ay is (-{2al}/m,n/m) Then, the collect option among the following is

Correct Answer is : Statements I & II are true but II is false

All the three statements are true

Statements I & II are true but IIl is false

Statements I & II are true but II is false

Statements II & III are true but I is false

TS EAMCET 03 May 2019 Shift 1 Solved Paper

Section: Mathematics

Question : 54 of 160

Marks: +1, -0

Study the following statements.
I. The vertex of the parabola x = ly2 + my + n is (n−

,−

)
II. The focus of the parabola y = lx2 + mx + n is (n+

1−m2

,−

)
III. The pole of the line lx + my + n = 0 with respect to the parabola x2 = 4ay is (−

2al

)
Then, the collect option among the following is

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