Two common tangents to `x^(2) + y^(2) = 2a^(2)` and `y^(2) = 8ax` are

The equation of common tangent of the curve x^(2) + 4y^(2) = 8 and y^(2) =4x are

Two common tangents to the circle x^(2) + y^(2) = (a^(2))/(2) and the parabola y^(2) = 4ax are

The common tangent of x^(2)+y^(2)=4 and 2x^(2)+y^(2)=2 is

The number of common tangents to x^(2)+y^(2)=8, x^(2)+y^(2)=2 is

Statement 1 : The number of common tangents to the circles x^(2) + y^(2) =4 and x^(2) + y^(2) -6x - 6y = 24 is 3. Statement 2 : If two circles touch each other externally thenit has two direct common tangents and one indirect common tangent.

If common tangents of x^(2) + y^(2) = r^(2) and (x^2)/16 + (y^2)/(9) = 1 forms a square, then the length of diagonal of the square is

Total number of common tangents of y^(2) = 4ax " and " xy = c^(2) is / are

The common tangent to the circles x^(2)+y^(2) = 4 and x^(2) + y^(2) + 6x + 8y - 24 = 0 also passes through the point

The number of common tangents to x^(2)+y^(2)=4, x^(2)+y^(2)-6x-8y-24=0 is

The number of common tangents of the circles x^(2) +y^(2) =16 and x^(2) +y^(2) -2y = 0 is :