If cos^(-1)((x^2-y^2)/(x^2+y^2))=tan^(-1...

If `cos^(-1)((x^2-y^2)/(x^2+y^2))=tan^(-1)a` , prove that `(dy)/(dx)=y/xdot`

If cos^(-1)((x^2-y^2)/(x^2+y^2))=tan^(-1)a , prove that (dy)/(dx)=y/xd...
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If cos^(-1)((x^2-y^2)/(x^2+y^2))=tan^(-1)a , prove that (dy)/(dx)=y/xd...
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If cos^(-1)((x^(2)-y^(2))/(x^(2)+y^(2)))=tan^(-1)a then prove that (dy...
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If cos^(-1)((x^2-y^2)/(x^2+y^2))=tan^(-1)a , prove that (dy)/(dx)=y/xd...
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If tan^(-1)((x^2-y^2)/(x^2+y^2))=a , prove that (dy)/(dx)=x/y((1-tana)...
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If y=tan^(- 1)sqrt((1-cosx)/(1+cosx)), prove that (dy)/(dx)=1/2.
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If cos^(-1)((x^(2)-y^(2))/(x^(2)+y^(2)))=tan^(-1)a, prove than (dy)/(d...
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यदि y= tan^(-1) sqrt((1-cos x )/(1+cos x )) तो सिद्ध कीजिये की (dy)/...
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यदि y=tan ^(-1) sqrt((1-cos x)/(1+cos x )), तब सिद्ध कीजिये की (dy)/...
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