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We have given value of x= 2a tan theta and y as a sec theta so we have to find dy/dx

We have given value of x= 2a tan theta and y as a sec theta so we have to find dy/dx

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Grade:11

1 Answers

Arun
25763 Points
3 years ago
Dear student
 
first find dy/dt
 
dy/ dt = 2a sec2 theta
 
now
 
dx/ dt = a sec theta * tan theta
 
now
 
dy / dx = (dy/dt) / (dx/dt)
 
         = 2 sec theta / tan theta
 
           = 2 cosec theta
 
 
Regards
Arun (askIITians forum expert)

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