" 27.Show that the curves "xy=a^(2)" and "x^(2)+y^(2)=2a^(2)" touch each other."

Show that the curve xy=a^(2)andx^(2)+y^(2)=2a^(2) touch each other.

Show that the curves x y=a^2 and x^2+y^2=2a^2 touch each other.

Show that the curve xy=a^2 and x^2+y^2=2a^2 touch each other.

Show that the curves x y=a^2a n dx^2+y^2=2a^2 touch each other

Prove that the curve x^(2)+y^(2)=1 and y^(2)=4(x-1) touches each other.

Prove that the curves xy=4 and x^(2)+y^(2)=8 touch each other.

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

Show that the circles x^(2)+y^(2)+2ax+c=0 and x^(2)+y^(2)+2by+c=0 touch each other if 1/(a^(2))+1/(b^(2))=1/c

The two circles x^(2)+y^(2)-cx=0 and x^(2)+y^(2)=4 touch each other if:

The two circles x^(2)+y^(2)-cx=0 and x^(2)+y^(2)=4 touch each other if: