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The equation of the lines on which the perpendiculars from the origin make  angle with -axis and which form a triangle of area  with axes are

a)

b)

c)

d)

Question ID - 54524 :-

The equation of the lines on which the perpendiculars from the origin make  angle with -axis and which form a triangle of area  with axes are

a)

b)

c)

d)

1 Answer
5876 Votes
3537
Answer Key : (a,b) -

(a,b)

Let  be the length of the perpendicular from the origin on the given line. Then its equation in normal form is

or  

This meets the coordinate axes at  and . Therefore, area of  is

By hypothesis,

Hence, the lines are


Next Question :

The combined equation of three sides of a triangle is . If  is an interior point and  is an exterior point of the triangle, then

a)

b)

c)

d)


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