Write and equation for a line perpendicular to f(x)= 5x - 1 and passing through the point (5,20)

Find the equation of the curve whose slope is given by 8 1 + x2 and the curve passes through the point (4, 3).

Find the equation of the vertical line at an x coordinate of -3

Find the distance from the point (2, 6) to the line 2x - 5y = 0. Distance =