NIMCET 2014 Question Paper with solutions

Question : 116 of 120

Marks: +1, -0

The Boolean expression X (X + Y) is same as

Solution:

Given expression:

X ( X + Y )

X . X + X . Y

By property
A.

A=A

X + XY

Take common

X

→ X ⋅( 1 + Y )

→ X . 1

\to X

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