Find the Cartesian equation of the curves whose parametric equation are : `x = (20t)/(4+t^2) , y = (5(4-t^2))/(4+t^2)`

Find the Cartesian equation of the curves whose parametric equation are : x=5 cos theta, y = 5 sin theta

Find the equation of curve whose parametric equations are x=2t-3,y=4t^(2)-1 is

Find the Cartesian euqaiton of that curves whose parametric equation : x= 7 + 4 cos alpha, y = -3 + 4 sin alpha

Find the slope of the line whose parametric equations are x=4t+6 and y=t-1

The Cartesian equation of the curve whose parametric equations are x=t^(2) +2t+3 and y=t+1 is a parabola (C) then the equation of the directrix of the curve 'C' is.(where t is a parameter)

The Cartesian equation of the directrix of the parabola whose parametrix equations are x=2t+1, y=t^(2)+2 , is

The Cartesian equation of the curve whose parametric equations are x=t^(2)+2t+3 " and " y=t+1 " is a parabola "(C)" then the equation of the directrix of the curve 'C' is.(where t is a parameter)