Question

if x=seca+tana and y=coseca+cota then prove that dy/dx=-(1+y^2)/(1+x^2)

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

1. Differentiate the equation 'x' with respect to 'a'.
2. Differentiate the equation 'y' with respect to 'a'.
3. Divide both the equations and get the value for dy/dx.
4. Now, Put values for x and y in the given equation for dy/dx
5. You will notice the L.H.S and R.H.S comes out to be same.