Equation of the tangent at `(-4,-4)` on `x^(2)=-4y` is

The equation of tangent at (-4,-4) on the curve x^(2)=-4y is

Equation of tangent at (-4,-4) on x^2 = -4y is

The equation of the tangent to the parabola x^(2)=4y at (-2,1) is

Find the equation of the tangent to x^(2) + y^(2) - 2x + 4y=0 " at" (3,-1) Also find the equation of tangent parallel to it.

Find the equation of the tangent to x^(2) + y^(2) - 2x + 4y=0 " at" (3,-1) Also find the equation of tangent parallel to it.

Find the equation of the tangent to x^(2) + y^(2) - 6x + 4y - 12 = 0 " at " (-1,1)

Equation of the tangent to x^(2)-4x-8y+12=0 at (4,(3)/(2)) is

The equations of the common'tangents to y^(2)=4x and 3x^(2)-4y^(2)=12 are