`x=a cos theta,y=a sin theta` Find the equation of tangent at (x, y)

x=a cos theta,y=a sin theta Find dy/dx

x=a cos theta,y=b sin theta then find dy/dx

The slope of tangent to the ellipse x^(2)+4y^(2)=4 at the point (2cos theta,sin theta) is sqrt(2) Find the equation of the tangent

For the curve x = 3cos theta, y=3 sin theta, 0le theta le pi, the tangent is parallel to the x-axis, where theta =

The equation of normal at any point o to the curve x=a cos theta+a sin theta,y=a sin theta-a cos theta is always at a distance of

x sin ^ (3) theta + y cos ^ (3) theta = sin theta cos theta and x sin theta = y cos theta Find the value of x ^ (2) + y ^ (2)

The normal to the curve x=a(cos theta + theta sin theta), y=a(sin theta - theta cos theta) at any theta is such that

Find (dy)/(dx), when x=a(cos theta+theta sin theta) and y=a(sin theta-theta cos theta)