b.

10. Using the COMMUTATIVE law, select the expressions below which

c.

are equal.

e.

a. K (L+M) and (M+L) K

b. W+X+YZ and ZY+X+W

c. A(BC+D+E) and (E+BC+D) A

d. GH+J and HI+G

e. (D+F) E and E(F+D)

b.

11. To aid in simplifying Boolean expressions, learn to recognize terms

c.

within the expressions which are equal. For example:

e.

BCC + ADE + DEA

EQUAL

Circle the terms which are equal in each expression below.

a. AB +AC + BA

b. CE+A+EC+CE

c. EB+AG+BE+AG

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