Prove that the equation of tangent of the ellipse `x^(2)/a^(2)+y^(2)/b^(2) = 1" at point "(x_(1),y_(1)) is (xx_(1))/a^(2) + (yy_(1))/b^(2)=1`.

Show that the equation of the tangent to the ellipse (x^(2))/(a^(2))+ (y^(2))/(b^(2)) = 1 " at " (x_(1), y_(1)) " is " ("xx"_(1))/(a^(2)) + ("yy"_(1))/(b^(2)) = 1

Find the equation of tangent line to the ellipse (x^(2))/(8)+(y^(2))/(2)=1 at point (2,1)

Find the equation of the tangent to the ellipse (x^2)/a^2+(y^2)/(b^2) = 1 at (x_1y_1)

Show that the equation of the tangent to the hyperbola (x^(2))/(a^(2)) - (y^(2))/(b^(2)) = 1 " at " (x_(1), y_(1)) " is " ("xx"_(1))/(a^(2)) - (yy_(1))/(b^(2)) = 1

Find the equations of tangent and normal to the ellipse (x^2)/(a^2)+(y^2)/(b^2)=1 at (x_1,y_1)

Find the equations of tangent and normal to the ellipse (x^2)/(a^2)+(y^2)/(b^2)=1 at (x_1,y_1)

Find the equations of tangent and normal to the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 at (x_(1),y_(1))

Find the equation of the tangentto the ellipse x^2/a^2+y^2/b^2=1 at (x_1,y_1)

find the equation of the tangent to the curve (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 at the point (x_(1),y_(1))

Find the equation of the tangent to the ellipse x^2/a^2+y^2/b^2=1 at (x= 1,y= 1) .