Aspire Faculty ID #12094 · Topic: CUET 2025 · Just now
CUET 2025

What should be the output of the following boolean expression after simplifying it to a minimum number of variables? 
a'b'+ab+a'b 

1. a+b' 
2. a'+b 
3. a'+b 
4. a+b

Solution

$a'b' + ab + a'b$ 

$= a'(b' + b) + ab$

$= a' + ab$ 

$= a' + b$


$\boxed{a' + b \;\; }$

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