Two curves are said to be orthogonal if their tangent lines are perpendicular at each point of
intersection of the curves.Show that the curves of the given equations are orthogonal. $$y - \frac { 7 } { 4 } x = \frac { \pi } { 2 } , \quad x = \frac { 7 } { 4 } \cos y$$

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The Answer of Two curves are said to be orthogonal if their tangent lines are perpendicular at each point of
intersection of the curves.Show that the curves of the given equations are orthogonal. $$y - \frac { 7 } { 4 } x = \frac { \pi } { 2 } , \quad x = \frac { 7 } { 4 } \cos y$$

Two Curves Are Said to Be Orthogonal If Their Tangent y−74x=π2,x=74cos⁡yy - \frac { 7 } { 4 } x = \frac { \pi } { 2 } , \quad x = \frac { 7 } { 4 } \cos yy−47​x=2π​,x=47​cosy

Two Curves Are Said to Be Orthogonal If Their Tangent $y - \frac { 7 } { 4 } x = \frac { \pi } { 2 } , \quad x = \frac { 7 } { 4 } \cos y$