Without solving the equation determine if the solutions are real or non real

How is the equation of this circle written in standard form? x2 + y2 - 6x + 14y = 142 a) (x - 3)2 + (y + 7)2 = 200 b) (x+ 3)2 + (y - 7)2 = 200 (x - 6)2 + (y + 14)2 = 142 d) (x+6)2 + (y- 14)2 = 142

What is the point slope form of a line with slope -5 that contains point (2,-1)

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.