Find the equations of the tangent and the normal to the given curve at the indicated point for
Tangent : y – b = m(x – a)
Normal : 
ax sec θ – by cosec θ = a2 – b2
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Find the equations of the tangent and the normal to the given curve at the indicated point for
Tangent : y – b = m(x – a)
Normal :
ax sec θ – by cosec θ = a2 – b2