Let f(A, B) = A ‚äï B; then the simplified form of the function f( – McqOptions

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1.	Let f(A, B) = A ‚äï B; then the simplified form of the function f(f(x ‚äï y, z)w) is
A.	(x ‚äï y ‚äï z)w
B.	x ‚äï y ‚äï z ‚äï w
C.	(x ‚äï y ‚äï z) + w
D.	none of these
Answer» E.

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