Write the Boolean expression for the Y1 output of a 1-to-4 demultiplexer

 

Write the Boolean expression for the Y1 output of a 1-to-4 demultiplexer. Use Boolean operators, D for the data input, S0–S1 for the select lines and Y0–Y3 for the outputs (Y3 is the most significant bit). Use an apostrophe (‘) to indicate active-LOW.