The length of the tangent of the curve `x=acos^3theta,y=asin^3theta(a>0)` is

The length of the subtangent of the curve x=acos^3theta,y=asin^3theta(agt0) is

The length of the normal to the curves x=acos^3theta,y=asin^3theta(agt0) is

The length of the subnormal of the curves x=acos^3theat,y=asin^3theta(agt0) is

Find the slope of the tangent to the curve: x=acos^3theta, y = asin^3 theta at theta = pi/4

The equation of tangent to the curve x=a cos^(3) theta, y= a sin^(3) theta" at "theta=(pi)/(4) is

The tangent at theta=pi//4 to the curve x=acos^3theta,y=asin^3theta meets the x and y axis in A and B , then the length of AB is

Find the slope of the normal to the curve x=acos^3theta,y=asin^3theta" at "theta=pi/4