Original
Chose the correct expression for {{MATH_130}}
{{CMD_131}}
{{CMD_132}}{{MATH_133}}{{CMD_134}}
{{CMD_135}}{{MATH_136}}{{CMD_137}}
{{CMD_138}}{{MATH_139}}{{CMD_140}}
{{CMD_141}}{{MATH_142}}{{CMD_143}}
{{CMD_144}}{{MATH_145}}{{CMD_146}}
{{CMD_147}}