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Consider points  and . If  be a point on the line  such that  is minimum, then coordinates of  are

a)

(12/7, 12/7)

b)

(13/7, 13/7)

c)

(31/7, 31/7)

d)

(0, 0)


Question ID - 52921 | Toppr Answer

Consider points  and . If  be a point on the line  such that  is minimum, then coordinates of  are

a)

(12/7, 12/7)

b)

(13/7, 13/7)

c)

(31/7, 31/7)

d)

(0, 0)

1 Answer - 5876 Votes

3537

Answer Key : (c) -

(c)

Consider a point , the image of  in . Therefore, the coordinates of  are (4,3)

or (Notice that  and  lie are the same side with respect top ). Then . Thus,  is minimum, if  is minimum, i.e., if  are collinear. Now, the equation of  is

It intersects  at (31/7, 31/7), which is the required point



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