Neeeddd pleeaseee mat hatess simplify the expression. x + 3/ x2 - x -4 /2 a) - 1/x b) - 1 /x2 - 2x c) x2 - 2x + 6/2x2 d) - x3 + 4x2+ 2x + 6 /2x2

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.

the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)