Hello i was wondering if anyone could me understand this one i plugged it in a calculator but don't know the next step. graph the function y = x^3+3x^2-1 . based on the graph, what is the least possible x-value if y = 0? round your answer to the nearest hundredth, if necessary.

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv