The graph of y x 4 5x5 10x4 5x 10 is concave upward for all

Last updated: 8/14/2023

The graph of y x 4 5x5 10x4 5x 10 is concave upward for all values of x such that A 0 x 4 B x 4 or x 1 C 4 x 1 D x 0 or x 4 E all real x