Chose the correct expression for {{MATH_112}} {{CMD_113}} {{CMD_114}}{{MATH_115}}{{CMD_116}} {{CMD_117}}{{MATH_118}}{{CMD_119}} {{CMD_120}}{{MATH_121}}{{CMD_122}} {{CMD_123}}{{MATH_124}}{{CMD_125}} {{CMD_126}}{{MATH_127}}{{CMD_128}} {{CMD_129}}