How do I find the equation of the perpendicular bisector of a line segment with endpoints -LRB- -2 , -5 -RRB- and -LRB- 7,-1 -RRB- ?
Does the parabola y = 2x ^ 2-13x +5 have a tangent whose slope is -1 ? If so , find the equation for the line and point of tangency . if no , why not ?