Which line is tangent to the circle x2+y2=25x^2 + y^2 = 25x2+y2=25 at (3,−4)(3, -4)(3,−4)?
3x−4y=253x - 4y = 253x−4y=25
3x+4y=253x + 4y = 253x+4y=25
4x−3y=254x - 3y = 254x−3y=25
4x+3y=254x + 3y = 254x+3y=25