1.3 Coordinate geometry in the (x, y) plane

The line $y = m x - 2$ is a tangent to the circle $x^2 + 6x + y^2 - 8y + 5 = 0$ .

Find the two possible values of $m$ , giving your answers in exact form.

[7]

The line $y = m x - 2$ is a tangent to the circle $x^2 + 6x + y^2 - 8y + 5 = 0$ .

Find the two possible values of $m$ , giving your answers in exact form.

[7]

1.3 Coordinate geometry in the (x, y) plane Questions