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A line is drawn form  to intersect the curve  in  and  in the first quadrant such that  then slope of the line is always

a)

b)

c)

d)



Question ID - 55949 | SaraNextGen Top Answer

A line is drawn form  to intersect the curve  in  and  in the first quadrant such that  then slope of the line is always

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

Let  and lies on parabola

Now 

Given that      

(  is  decreasing and tan is increasing in

127 votes


127