Hyperbola (1 Viewer)

[joesmith1975]

{determine that a sec Θ, b tan Θ lies anywhere on the hyberbola b^2x^2-a^2y^2=a^2b^2.} THE PROOF..... They find the equation of the tangent at this point point.

 

[Riviet]

Would it be sufficient to substitute (a sec Θ, b tan Θ) into the hyperbola and show LHS=RHS?

 

[joesmith1975]

i think so thanks for help