Circle
13
Aug
Orthogonal Curves
☼ Orthogonal Curves : If the tangents of both the curves at their point of intersection are perpendicular to each other, then the both curves are called orthogonal curves.
↦ Two circles S : x2 + …
13
Aug
13
Aug
Tangent
☼ Tangent :–
(i) Equation of a tangent to a circle S : x2 + y2 = r2 at point M ( x1, y1 ) is x1x + y1y = r2. And eq…
13
Aug
Equation of a Circle
☼ Equation of a Circle :–
Parametric Equation of a circle with centre ( h, k) and radius = r :
x = h + r cosθ and y = k + r sinθ : Where, θ ∈ ( – π, π]
P…
13
Aug