Can someone i don't understand what's it asking?
which shows the equation below written in the form ax^2+bx+c=0

x^2+6x+8=3

a. x^2+6x+8=0
b. x^2+6x+5=0
c. x^2+6x+3=0
d. x^2+6x+11=0

Consider the following equation. 1/2x^3+x-7=-3sqrtx-1 approximate the solution to the equation using three iterations of successive approximation. use the graph below as a starting point. a. b. c. d.

Math question.. plz me .. best answer all

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?