parametriche

x = t^2
y = t^2 -3

t = √x
y =(√x)^2 -3
y = x -3

x≥ 0

t = 1.3 (slider from -2 to 2, step 0.1)
a: x = t^(2)
b: y = t^(2) - 3
A = Intersect(b, a)
luogo1 = Locus(A, t)
c = CurveCartesian(t^(2), t^(2) - 3, t, -2, 2)