Question

The circle C has equation (x-3)^2+(y-4)^2=25.
i. State the radius and the coordinates of the centre of C.

ii. Find the equation of the tangent at the point (6,8) on C.

iii. Calculate the coordinates of the points of intersection of C with the straight line y=2x+3.

Answer 1

@experimentX

Answer 2

where do you have problem??

Answer 3

part 2

Answer 4

let y=mx+c be equation of your tangent