The values of m for which the line y =mx +2 become a tangent to the hyperbola ` 4x^(2) -9y^(2) =36` is

The value of m for which the line y=mx+2 becomes a tangent to the hyperbola 4x^(2)-9y^(2)=36 is

The value of m for which the line y=mx+2 becomes a tangent to the hyperbola 4x^(2)-9y^(2)=36 is

The value of m for which the line y=m x+2 becomes a tangent to the hyperbola 4 x^(2)-9 y^(2)=36 is

The values of m for which the line y=mx +2 becomes a tangent to the hyperbola 4x^2-9y^2-36 is .

The value of m, for which the line y = mx + 2 is a tangent to the hyperbola 4x^(2)-9y^(2)-36 are

The values of m for which the lines y = mx + 2 sqrt5 touches the hyperbola 16 x^(2) - 9y^(2) = 144 are the roots of x^(2) - (a+b) x-4 = 0 then the value of (a+b) is