The curves `4x^2+9y^2=72` and `x^2-y^2=5a t(3,2)` touch each other (b) cut orthogonally intersect at `45^0` (d) intersect at `60^0`

The curves 4x^2+9y^2=72 and x^2-y^2=5a t(3,2) Then (a) touch each other (b) cut orthogonally intersect at 45^0 (d) intersect at 60^0

The curves 4x^2+9y^2=72 and x^2-y^2=5a t(3,2) Then (a) touch each other (b) cut orthogonally (c) intersect at 45^0 (d) intersect at 60^0

The curves 4x^(2)+9y^(2)=72 and x^(2)-y^(2)=5 at (3,2) touch each other (b) cut orthogonally intersect at 45^(@)(d) intersect at 60^(@)

The curves 4x^(2) + 9y^(2) = 72 and x^(2) - y^(2) = 5 at (3,2)

S.T the curves 6x^2-5x+2y=0,4x^2+8y^2=3 touch each other at (1/2,1/2) .

The curves 2x^(2) + 3y^(2) = 1 and cx^(2) + 4y^(2) = 1 cut each other orthogonally then the value of c is:

Prove that the curves y^2=4x and x^2+y^2-6x+1=0 touch each other at the points (1,\ 2) .

Prove that the curves y^2=4x and x^2+y^2-6x+1=0 touch each other at the points (1,\ 2) .

Two circles x^2 + y^2 + 2x-4y=0 and x^2 + y^2 - 8y - 4 = 0 (A) touch each other externally (B) intersect each other (C) touch each other internally (D) none of these