Given the equations x = sin t, y = cos t, z = sin2t of a space curve,a) sketch the curve,b...

Given the equations x = sin t, y = cos t, z = sin2t of a space curve,

a) sketch the curve,

b) find the equations of the tangent line at the point P for which t =

c) find the equation of a plane cutting the curve at right angles at P.